| Comet Designation | Comet Name | Discovery Observation | Discovery Announced | IAUC | Date of Naming | IAUC - MPEC | Notes |
| P/2010 A1 | P/Hill | Jan 06 | Jan 07 | 9104 | Jan 07 | 9104 | |
| P/2010 A2 | P/LINEAR | Jan 06 | Jan 07 | 9105 | Jan 07 | 9105 | Asteroidal; Tail/Coma seen on Jan 07 by P. Birtwhistle/H. Sato respectively |
| C/2010 A3 | P/Hill | Jan 08 | Jan 09 | 9106 | Jan 09 | 9106 | |
| C/2010 A4 | C/Siding Spring | Jan 12 | Jan 14 | 9107 | Jan 14 | 9107 | Asteroidal; Coma seen by W.H. Ryan on Jan 13 |
| P/2010 A5 | P/LINEAR | Jan 14 | Jan 16 | 9108 | Jan 16 | 9108 | Asteroidal; Coma seen by R. Ligustri on Jan 15 |
| C/2009 V1 | C/SOHO | Nov 4 | Jan 21 | B27 | Jan 21 | B27 | |
| C/2009 V2 | C/SOHO | Nov 5 | Jan 21 | B27 | Jan 21 | B27 | |
| C/2009 Y3 | C/STEREO | Dec 19 | Jan 21 | B28 | Jan 21 | B28 | Disc. by A. Watson |
| C/2009 Y4 | C/STEREO | Dec 31 | Jan 21 | B28 | Jan 21 | B28 | Disc. by A. Watson |
| C/2010 B1 | C/Cardinal | Jan 19 | Jan 23 | B36 | Jan 23 | B36 | |
| P/2010 B2 | P/WISE | Jan 22 | Feb 8 | 9115 | Feb 8 | 9115 | Reported by A. Mainzer |
| P/2010 C1 | P/Scotti | Feb 9 | Feb 9 | 9116 | Feb 9 | 9116 | |
| P/2009 WJ50 | P/La Sagra | Feb 6 | Feb 16 | 9117 | Feb 16 | 9117 | Asteroidal in Nov. 19 '09 image; Coma seen by A. Mainzer |
| P/2010 D1 | P/WISE | Feb 17 | Feb 19 | 9118 | Feb 19 | 9118 | Reported by A. Mainzer |
| P/2010 D2 | P/WISE | Feb 25 | Mar 4 | 9121 | Mar 4 | 9121 | Reported by A. Mainzer |
| C/2010 D3 | C/WISE | Feb 26 | Mar 9 | 9122 | Mar 9 | 9122 | Reported by A. Mainzer |
| C/2010 DG56 | C/WISE | Feb 18 | Mar 10 | 9123 | Mar 10 | 9123 | Reported by D.J. Tholen |
| C/2010 E1 | C/Garradd | Mar 11 | Mar 12 | 9124 | Mar 12 | 9124 | |
| C/2010 D4 | C/WISE | Feb 28 | Mar 13 | 9125 | Mar 13 | 9125 | Reported by A. Mainzer |
| P/2010 E2 | P/Jarnac | Mar 9 | Mar 13 | 9125 | Mar 13 | 9125 | Asteroidal; Coma seen by D.Chestnov and A.Novichonok on Mar 13 |
| C/2010 E3 | C/WISE | Mar 5 | Mar 15 | 9126 | Mar 15 | 9126 | Asteroidal; Tail seen by W.H. Ryan and E.V. Ryan on Mar 13; Coma seen by A. Mainzer |
| P/2010 E4 | P/LINEAR | Mar 15 | Mar 15 | 9126 | Mar 15 | 9126 | Disc. as asteroid on Feb 8 2002; Disc. as comet by Kowalski |
| P/2010 E5 | P/Scotti | Mar 14 | Mar 17 | 9127 | Mar 17 | 9127 | |
| C/2010 F1 | C/Boattini | Mar 17 | Mar 18 | 9128 | Mar 18 | 9128 | |
| P/2001 Q11 | P/NEAT | Aug 18 | Mar 18 | 9129 | Mar 18 | 9129 | Disc. by M. Meyer (2001 NEAT images) |
| P/2010 F2 | P/LINEAR | Mar 20 | Mar 18 | 9130 | Mar 18 | 9130 | Disc. as asteroid Mar 16 '02; Coma seen by McNaught; Recovery of P/2002 FA9 |
| C/2010 F3 | C/Scotti | Mar 20 | Mar 23 | 9131 | Mar 23 | 9131 | |
| C/2010 F4 | C/Machholz | Mar 23 | Mar 26 | 9132 | Mar 26 | 9132 | |
| C/2010 G1 | C/Boattini | Apr 5 | Apr 6 | 9133 | Apr 6 | 9133 | |
| C/2010 G2 | C/Hill | Apr 10 | Apr 11 | 9134 | Apr 11 | 9134 | |
| P/2009 WX51 | P/Catalina | Apr 2 | Apr 13 | 9135 | Apr 13 | 9135 | Disc. as asteroid on Nov 22 '09; Recovered as comet by A. Mainzer |
| C/2010 G3 | C/WISE | Apr 14 | Apr 16 | H04 | Apr 16 | H04 | Reported by A. Mainzer |
| C/2010 H1 | C/Garradd | Apr 16 | Apr 17 | H07 | Apr 17 | H07 | |
| P/2010 H2 | P/Vales | Apr 16 | Apr 17 | H12 | Apr 19 | H26 | |
| P/2010 H4 | P/Scotti | Apr 20 | Apr 22 | H41 | Apr 22 | H41 | |
| C/2010 FB87 | C/WISE-Garradd | Apr 21 | Apr 24 | H48 | Apr 24 | H48 | Disc. as asteroid on Mar 28 |
| C/2009 UG89 | C/Lemmon | Apr 21 | Apr 27 | H68 | Apr 27 | H68 | Disc. as asteroid on Oct 22 '09; Coma seen by H. Sato |
| C/2010 J1 | C/Boattini | May 6 | May 7 | 9143 | May 7 | 9143 | |
| P/2010 H5 | P/Scotti | Apr 21 | May 8 | 9144 | May 8 | 9144 | |
| C/2010 J2 | C/McNaught | May 8 | May 9 | 9145 | May 9 | 9145 | |
| C/2010 J3 | C/McMillan | May 12 | May 13 | 9146 | May 13 | 9146 | |
| C/2010 J4 | C/WISE | May 12 | May 13 | 9147 | May 13 | 9147 | Reported by A. Mainzer |
| P/2010 J5 | P/McNaught | May 12 | May 14 | 9148 | May 14 | 9148 | |
| P/2010 K1 | P/LINEAR | May 20 | May 21 | 9149 | May 21 | 9149 | Recovery of P/2003 UY275 by Scotti |
| P/2010 K2 | P/WISE | May 27 | Jun 4 | 9150 | Jun 4 | 9150 | Reported w/o description; Confirmed as comet by J.V. Scotti |
| C/2010 E6 | C/STEREO | Mar 8 | Jun 5 | L19 | Jun 5 | L19 | Detected by A. Watson |
| C/2009 R3 | C/SOHO | Sep 6 | Jun 5 | L20 | Jun 5 | L20 | Disc. by B. Zhou |
| C/2009 R4 | C/SOHO | Sep 10 | Jun 5 | L20 | Jun 5 | L20 | Disc. by J. Ruan |
| C/2009 R5 | C/SOHO | Sep 13 | Jun 5 | L20 | Jun 5 | L20 | Disc. by J. Ruan |
| C/2009 S5 | C/SOHO | Sep 17 | Jun 5 | L21 | Jun 5 | L21 | Disc. by B. Zhou |
| C/2009 S6 | C/SOHO | Sep 23 | Jun 5 | L21 | Jun 5 | L21 | Disc. by M. Kusiak |
| C/2009 S7 | C/SOHO | Sep 25 | Jun 5 | L21 | Jun 5 | L21 | Disc. by R. Matson |
| C/2009 S8 | C/SOHO | Sep 26 | Jun 5 | L21 | Jun 5 | L21 | Disc. by M. Kusiak |
| C/2009 S9 | C/SOHO | Sep 26 | Jun 8 | L42 | Jun 8 | L42 | Disc. by B. Zhou |
| C/2009 S10 | C/SOHO | Sep 27 | Jun 8 | L42 | Jun 8 | L42 | Disc. by M. Uchina |
| C/2009 S11 | C/SOHO | Sep 30 | Jun 8 | L42 | Jun 8 | L42 | Disc. by Z. Xu |
| C/2009 S12 | C/SOHO | Sep 30 | Jun 8 | L42 | Jun 8 | L42 | Disc. by J. Ruan |
| C/2009 T4 | C/SOHO | Oct 4 | Jun 8 | L43 | Jun 8 | L43 | Disc. by J. Ruan |
| C/2009 T5 | C/SOHO | Oct 5 | Jun 8 | L43 | Jun 8 | L43 | Disc. by Z. Xu |
| C/2009 T6 | C/SOHO | Oct 7 | Jun 8 | L43 | Jun 8 | L43 | Disc. by M. Kusiak |
| C/2009 T7 | C/SOHO | Oct 7 | Jun 8 | L43 | Jun 8 | L43 | Disc. by M. Kusiak |
| C/2009 T8 | C/SOHO | Oct 11 | Jun 8 | L44 | Jun 8 | L44 | Disc. by B. Zhou |
| C/2009 T9 | C/SOHO | Oct 12 | Jun 8 | L44 | Jun 8 | L44 | Disc. by B. Zhou |
| C/2009 T10 | C/SOHO | Oct 13 | Jun 8 | L44 | Jun 8 | L44 | Disc. by B. Zhou |
| C/2009 T11 | C/SOHO | Oct 14 | Jun 8 | L44 | Jun 8 | L44 | Disc. by B. Zhou |
| C/2009 T12 | C/SOHO | Oct 14 | Jun 8 | L44 | Jun 8 | L44 | Disc. by S. Yuan |
| C/2009 T13 | C/SOHO | Oct 15 | Jun 8 | L44 | Jun 8 | L44 | Disc. by Z. Xu |
| C/2009 U7 | C/SOHO | Oct 17 | Jun 8 | L45 | Jun 8 | L45 | Disc. by B. Zhou |
| C/2009 U8 | C/SOHO | Oct 18 | Jun 8 | L45 | Jun 8 | L45 | Disc. by Z. Xu |
| C/2009 U9 | C/SOHO | Oct 21 | Jun 8 | L45 | Jun 8 | L45 | Disc. by B. Zhou |
| C/2009 U10 | C/SOHO | Oct 22 | Jun 8 | L45 | Jun 8 | L45 | Disc. by B. Zhou |
| C/2009 U11 | C/SOHO | Oct 22 | Jun 8 | L45 | Jun 8 | L45 | Disc. by B. Zhou |
| C/2009 U12 | C/SOHO | Oct 25 | Jun 8 | L45 | Jun 8 | L45 | Disc. by M. Kusiak |
| P/2010 L1 | P/WISE | Jun 2 | Jun 8 | 9151 | Jun 8 | 9151 | Reported by A. Mainzer |
| C/1997 S6 | C/SOHO | Sep 20 | Jun 11 | L60 | Jun 11 | L60 | Disc. by J. Ruan |
| C/1998 D1 | C/SOHO | Feb 26 | Jun 11 | L60 | Jun 11 | L60 | Disc. by M. Kusiak |
| C/1999 R5 | C/SOHO | Sep 9 | Jun 11 | L60 | Jun 11 | L60 | Disc. by J. Ruan |
| C/1999 S8 | C/SOHO | Sep 20 | Jun 11 | L60 | Jun 11 | L60 | Disc. by J. Ruan |
| C/2001 W5 | C/SOHO | Nov 22 | Jun 11 | L60 | Jun 11 | L60 | |
| C/2002 B4 | C/SOHO | Jan 19 | Jun 11 | L60 | Jun 11 | L60 | |
| C/2009 U13 | C/SOHO | Oct 29 | Jun 14 | L85 | Jun 14 | L85 | Disc. by B. Zhou |
| C/2009 U14 | C/SOHO | Oct 30 | Jun 14 | L85 | Jun 14 | L85 | Disc. by B. Zhou |
| C/2009 V3 | C/SOHO | Nov 2 | Jun 14 | L85 | Jun 14 | L85 | |
| C/2009 V4 | C/SOHO | Nov 3 | Jun 14 | L85 | Jun 14 | L85 | |
| C/2009 V5 | C/SOHO | Nov 6 | Jun 15 | L90 | Jun 15 | L90 | |
| C/2009 V6 | C/SOHO | Nov 13 | Jun 15 | L90 | Jun 15 | L90 | |
| C/2009 V7 | C/SOHO | Nov 15 | Jun 15 | L90 | Jun 15 | L90 | |
| C/2009 W3 | C/SOHO | Nov 16 | Jun 15 | L90 | Jun 15 | L90 | |
| C/2009 W4 | C/SOHO | Nov 17 | Jun 15 | L90 | Jun 15 | L90 | |
| C/2009 W5 | C/SOHO | Nov 17 | Jun 15 | L90 | Jun 15 | L90 | |
| C/2009 W6 | C/SOHO | Nov 19 | Jun 15 | L91 | Jun 15 | L91 | Disc. by J. Ruan |
| C/2009 W7 | C/SOHO | Nov 22 | Jun 15 | L91 | Jun 15 | L91 | Disc. by M. Kusiak |
| C/2009 W8 | C/SOHO | Nov 23 | Jun 15 | L91 | Jun 15 | L91 | Disc. by T. Scarmato |
| C/2009 W9 | C/SOHO | Nov 25 | Jun 15 | L91 | Jun 15 | L91 | Disc. by M. Kusiak |
| C/2009 W10 | C/SOHO | Nov 25 | Jun 15 | L91 | Jun 15 | L91 | Disc. by M. Kusiak |
| C/2009 W11 | C/SOHO | Nov 27 | Jun 15 | L91 | Jun 15 | L91 | Disc. by M. Kusiak |
| C/2009 W12 | C/SOHO | Nov 28 | Jun 15 | L92 | Jun 15 | L92 | Disc. by Z. Xu |
| C/2009 W13 | C/SOHO | Nov 28 | Jun 15 | L92 | Jun 15 | L92 | Disc. by J. Ruan |
| C/2009 W14 | C/SOHO | Nov 28 | Jun 15 | L92 | Jun 15 | L92 | Disc. by J. Ruan |
| C/2009 W15 | C/SOHO | Nov 29 | Jun 15 | L92 | Jun 15 | L92 | Disc. by M. Uchina |
| C/2009 W16 | C/SOHO | Nov 29 | Jun 15 | L92 | Jun 15 | L92 | Disc. by B. Zhou |
| C/2009 X2 | C/SOHO | Dec 1 | Jun 15 | L92 | Jun 15 | L92 | Disc. by B. Zhou |
| P/2010 L2 | P/LINEAR | Jun 10 | Jun 15 | 9152 | Jun 15 | 9152 | Recovery of P/2002 LN13 |
| C/2010 L3 | C/Catalina | Jun 15 | Jun 16 | 9153 | Jun 16 | 9153 | Asteroidal; Disc. as comet on Jun 15 |
| C/2009 X3 | C/SOHO | Dec 1 | Jun 18 | M16 | Jun 18 | M16 | Disc. by T. Scarmato |
| C/2009 X4 | C/SOHO | Dec 2 | Jun 18 | M16 | Jun 18 | M16 | Disc. by B. Zhou |
| C/2009 X5 | C/SOHO | Dec 4 | Jun 18 | M16 | Jun 18 | M16 | Disc. by M. Uchina |
| C/2009 X6 | C/SOHO | Dec 4 | Jun 18 | M16 | Jun 18 | M16 | Disc. by J. Ruan |
| C/2009 X7 | C/SOHO | Dec 4 | Jun 18 | M16 | Jun 18 | M16 | Disc. by. R. Kracht |
| C/2009 X8 | C/SOHO | Dec 6 | Jun 18 | M17 | Jun 18 | M17 | Disc. by B. Zhou |
| C/2009 X9 | C/SOHO | Dec 6 | Jun 18 | M17 | Jun 18 | M17 | Disc. by A. Kubczak |
| C/2009 X10 | C/SOHO | Dec 7 | Jun 18 | M17 | Jun 18 | M17 | Disc. by B. Zhou |
| C/2009 X11 | C/SOHO | Dec 7 | Jun 18 | M17 | Jun 18 | M17 | Disc. by J. Ruan |
| C/2009 X12 | C/SOHO | Dec 8 | Jun 18 | M17 | Jun 18 | M17 | Disc. by M. Uchina |
| C/2009 X13 | C/SOHO | Dec 10 | Jun 18 | M18 | Jun 18 | M18 | Disc. by M. Uchina |
| C/2009 X14 | C/SOHO | Dec 11 | Jun 18 | M18 | Jun 18 | M18 | Disc. by J. Ruan |
| C/2009 X15 | C/SOHO | Dec 13 | Jun 18 | M18 | Jun 18 | M18 | Disc. by M. Kusiak |
| C/2009 X16 | C/SOHO | Dec 13 | Jun 18 | M18 | Jun 18 | M18 | Disc. by M. Uchina |
| C/2009 X17 | C/SOHO | Dec 15 | Jun 18 | M18 | Jun 18 | M18 | Disc. by B. Zhou |
| C/2009 Y5 | C/SOHO | Dec 16 | Jun 18 | M19 | Jun 18 | M19 | Disc. by H. Tan |
| C/2009 Y6 | C/SOHO | Dec 17 | Jun 18 | M19 | Jun 18 | M19 | Disc. by J. Ruan |
| C/2009 Y7 | C/SOHO | Dec 17 | Jun 18 | M19 | Jun 18 | M19 | Disc. by Z. Xu |
| C/2009 Y8 | C/SOHO | Dec 17 | Jun 18 | M19 | Jun 18 | M19 | Disc. by Z. Xu |
| C/2009 Y9 | C/SOHO | Dec 22 | Jun 18 | M19 | Jun 18 | M19 | Disc. by B. Zhou |
| C/2010 L4 | C/WISE | Jun 15 | Jun 18 | 9154 | Jun 18 | 9154 | Reported by A. Mainzer |
| P/2010 L5 | P/WISE | Jun 14 | Jun 23 | 9155 | Jun 23 | 9155 | Reported by A. Mainzer |
| C/2010 M1 | C/Gibbs | Jun 22 | Jun 23 | 9156 | Jun 23 | 9156 | |
| P/2010 N1 | P/WISE | Jul 5 | Jul 10 | 9157 | Jul 10 | 9157 | Reported by A. Mainzer |
| C/2009 Y10 | C/SOHO | Dec 20 | Jul 24 | O30 | Jul 24 | O30 | Disc. by R. Kracht |
| C/2009 Y11 | C/SOHO | Dec 25 | Jul 24 | O30 | Jul 24 | O30 | Disc. by M. Uchina |
| C/2009 Y12 | C/SOHO | Dec 26 | Jul 24 | O30 | Jul 24 | O30 | Disc. by B. Zhou |
| C/2009 Y13 | C/SOHO | Dec 26 | Jul 24 | O30 | Jul 24 | O30 | Disc. by B. Zhou |
| C/2009 Y14 | C/SOHO | Dec 28 | Jul 24 | O30 | Jul 24 | O30 | Disc. by B. Zhou |
| C/2009 Y15 | C/SOHO | Dec 29 | Jul 24 | O31 | Jul 24 | O31 | Disc. by A. Watson |
| C/2009 Y16 | C/SOHO | Dec 30 | Jul 24 | O31 | Jul 24 | O31 | Disc. by A. Watson |
| C/2009 Y17 | C/SOHO | Dec 30 | Jul 24 | O31 | Jul 24 | O31 | Disc. by A. Watson |
| C/2009 Y18 | C/SOHO | Dec 31 | Jul 24 | O32 | Jul 24 | O32 | Disc. by J. Ruan |
| C/2009 Y19 | C/SOHO | Dec 31 | Jul 24 | O32 | Jul 24 | O32 | Disc. by J. Ruan |
| C/1997 C2 | C/SOHO | Feb 2 | Jul 24 | O33 | Jul 24 | O33 | Disc. by M. Kusiak |
| C/1999 D2 | C/SOHO | Feb 27 | Jul 24 | O33 | Jul 24 | O33 | Disc. by M. Kusiak |
| C/1999 D3 | C/SOHO | Feb 28 | Jul 24 | O33 | Jul 24 | O33 | Disc. by M. Kusiak |
| C/1999 O5 | C/SOHO | Jul 26 | Jul 24 | O33 | Jul 24 | O33 | Disc. by J. Ruan |
| C/1999 Q4 | C/SOHO | Aug 25 | Jul 24 | O33 | Jul 24 | O33 | Disc. by J. Ruan |
| P/2010 N2 | P/Read | Jul 7 | Jul 27 | O43 | Jul 27 | O43 | Recovery of P/2005 U1 |
| P/2010 C2 | P/LINEAR | Feb 1 | Aug 4 | P21 | Aug 4 | P21 | Recovery of P/1999 XB69 |
| P/2010 P1 | P/NEAT | Aug 9 | Aug 11 | 9159 | Aug 11 | 9159 | Recovery of P/2002 X2 |
| P/2010 P2 | P/LINEAR | Aug 12 | Aug 13 | 9160 | Aug 13 | 9160 | Recovery of P/1999 U3 |
| P/2010 P3 | P/Spahr | Aug 14 | Aug 16 | 9161 | Aug 16 | 9161 | Recovery of P/1998 U4 |
| P/2010 P4 | P/WISE | Aug 6 | Aug 16 | 9161 | Aug 16 | 9161 | Reported by A. Mainzer |
| P/2010 P5 | P/NEAT | Aug 15 | Aug 17 | 9162 | Aug 17 | 9162 | Recovery of P/2003 S2 |
| P/2010 Q1 | P/Scotti | Aug 19 | Aug 21 | Q19 | Aug 21 | Q19 | Recovery of P/2000 Y3 |
| C/2010 A6 | C/SOHO | Jan 2 | Aug 27 | Q35 | Aug 27 | Q35 | Disc. by J. Ruan |
| C/2010 A7 | C/SOHO | Jan 3 | Aug 27 | Q35 | Aug 27 | Q35 | |
| C/2010 A8 | C/SOHO | Jan 6 | Aug 27 | Q35 | Aug 27 | Q35 | |
| C/2010 A9 | C/SOHO | Jan 7 | Aug 27 | Q35 | Aug 27 | Q35 | |
| C/2010 A10 | C/SOHO | Jan 7 | Aug 27 | Q35 | Aug 27 | Q35 | |
| C/2010 A11 | C/SOHO | Jan 8 | Aug 27 | Q35 | Aug 27 | Q35 | |
| C/2010 A12 | C/SOHO | Jan 8 | Aug 27 | Q36 | Aug 27 | Q36 | |
| C/2010 A13 | C/SOHO | Jan 10 | Aug 27 | Q36 | Aug 27 | Q36 | |
| C/2010 A14 | C/SOHO | Jan 10 | Aug 27 | Q36 | Aug 27 | Q36 | |
| C/2010 A15 | C/SOHO | Jan 10 | Aug 27 | Q36 | Aug 27 | Q36 | |
| C/2010 A16 | C/SOHO | Jan 11 | Aug 27 | Q36 | Aug 27 | Q36 | |
| C/2010 A17 | C/SOHO | Jan 12 | Aug 27 | Q36 | Aug 27 | Q36 | |
| C/2010 R1 | C/LINEAR | Sep 4 | Sep 6 | R58 | Sep 6 | R58 | Asteroidal; Disc. as comet by W.H. Ryan and E.V. Ryan |
| C/2010 A18 | C/SOHO | Jan 11 | Sep 9 | R74 | Sep 9 | R74 | |
| C/2010 A19 | C/SOHO | Jan 12 | Sep 9 | R74 | Sep 9 | R74 | |
| C/2010 A20 | C/SOHO | Jan 12 | Sep 9 | R74 | Sep 9 | R74 | |
| C/2010 A21 | C/SOHO | Jan 13 | Sep 9 | R74 | Sep 9 | R74 | |
| C/2010 A22 | C/SOHO | Jan 13 | Sep 9 | R74 | Sep 9 | R74 | |
| C/2010 A23 | C/SOHO | Jan 14 | Sep 9 | R74 | Sep 9 | R74 | |
| C/2010 B3 | C/SOHO | Jan 17 | Sep 9 | R75 | Sep 9 | R75 | |
| C/2010 B4 | C/SOHO | Jan 20 | Sep 9 | R75 | Sep 9 | R75 | |
| C/2010 B5 | C/SOHO | Jan 21 | Sep 9 | R75 | Sep 9 | R75 | |
| C/2010 B6 | C/SOHO | Jan 20 | Sep 9 | R77 | Sep 9 | R77 | |
| C/2010 B7 | C/SOHO | Jan 22 | Sep 9 | R77 | Sep 9 | R77 | |
| C/2010 B8 | C/SOHO | Jan 25 | Sep 9 | R77 | Sep 9 | R77 | |
| C/2010 B9 | C/SOHO | Jan 26 | Sep 9 | R77 | Sep 9 | R77 | |
| C/2010 B10 | C/SOHO | Jan 27 | Sep 9 | R77 | Sep 9 | R77 | |
| C/2010 B11 | C/SOHO | Jan 27 | Sep 9 | R77 | Sep 9 | R77 | |
| C/2010 B12 | C/SOHO | Jan 28 | Sep 9 | R77 | Sep 9 | R77 | Disc. by M. Uchina |
| C/2010 C3 | C/SOHO | Feb 6 | Sep 11 | R84 | Sep 11 | R84 | |
| C/2010 C4 | C/SOHO | Feb 7 | Sep 11 | R84 | Sep 11 | R84 | |
| C/2010 C5 | C/SOHO | Feb 11 | Sep 11 | R84 | Sep 11 | R84 | |
| C/2010 C6 | C/SOHO | Feb 13 | Sep 11 | R84 | Sep 11 | R84 | |
| C/2010 C7 | C/SOHO | Feb 15 | Sep 11 | R84 | Sep 11 | R84 | Disc. by M. Uchina |
| C/2010 C8 | C/SOHO | Feb 15 | Sep 11 | R84 | Sep 11 | R84 | |
| C/2010 B13 | C/SOHO | Jan 25 | Sep 11 | R86 | Sep 11 | R86 | |
| C/2010 D5 | C/SOHO | Feb 19 | Sep 11 | R86 | Sep 11 | R86 | |
| C/2010 D6 | C/SOHO | Feb 19 | Sep 11 | R86 | Sep 11 | R86 | |
| C/2010 D7 | C/SOHO | Feb 21 | Sep 11 | R86 | Sep 11 | R86 | |
| C/2010 D8 | C/SOHO | Feb 21 | Sep 11 | R86 | Sep 11 | R86 | |
| C/2010 E7 | C/SOHO | Mar 8 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 E8 | C/SOHO | Mar 8 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 E9 | C/SOHO | Mar 10 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 E10 | C/SOHO | Mar 10 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 E11 | C/SOHO | Mar 12 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 E12 | C/SOHO | Mar 12 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 E13 | C/SOHO | Mar 15 | Sep 12 | R93 | Sep 12 | R93 | |
| C/2010 F5 | C/SOHO | Mar 16 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 F6 | C/SOHO | Mar 17 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 F7 | C/SOHO | Mar 18 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 F8 | C/SOHO | Mar 21 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 F9 | C/SOHO | Mar 24 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 F10 | C/SOHO | Mar 25 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 F11 | C/SOHO | Mar 27 | Sep 13 | R102 | Sep 13 | R102 | |
| C/2010 G4 | C/SOHO | Apr 8 | Sept 13 | R108 | Sept 13 | R108 | |
| C/2010 G5 | C/SOHO | Apr 15 | Sept 13 | R108 | Sept 13 | R108 | |
| C/2010 G6 | C/SOHO | Apr 15 | Sept 13 | R108 | Sept 13 | R108 | |
| C/2010 H6 | C/SOHO | Apr 17 | Sept 13 | R108 | Sept 13 | R108 | |
| P/2010 R2 | P/La Sagra | Sep 14 | Sep 17 | S11 | Sep 17 | S11 | Detected by J. Nomen |
| C/2010 S1 | C/LINEAR | Sep 21 | Sep 24 | S41 | Sep 24 | S41 | Asteroidal; Disc. as comet by D. Mayes on Sep 23 |
| P/2010 L1 | P/WISE | Aug 27 | Sep 6 | 9166 | Sep 6 | 9166 | |
| P/2010 T1 | P/McNaught | Oct 4 | Oct 5 | 9172 | Oct 5 | 9172 | |
| C/2000 P4 | C/SOHO | Aug 1 | Oct 6 | T37 | Oct 6 | T37 | Disc. by J. Ruan |
| C/2000 P5 | C/SOHO | Aug 1 | Oct 6 | T37 | Oct 6 | T37 | Disc. by J. Ruan |
| C/2000 S8 | C/SOHO | Sep 22 | Oct 6 | T37 | Oct 6 | T37 | Disc. by J. Ruan |
| C/2000 S9 | C/SOHO | Sep 29 | Oct 6 | T37 | Oct 6 | T37 | Disc. by J. Ruan |
| C/2001 A5 | C/SOHO | Jan 1 | Oct 6 | T38 | Oct 6 | T38 | Disc. by J. Ruan |
| C/2001 O3 | C/SOHO | Jul 25 | Oct 6 | T38 | Oct 6 | T38 | Disc. by J. Ruan |
| C/2001 R10 | C/SOHO | Sep 2 | Oct 6 | T38 | Oct 6 | T38 | Disc. by J. Ruan |
| C/2008 P7 | C/SOHO | Aug 7 | Oct 6 | T38 | Oct 6 | T38 | Disc. by J. Ruan |
| C/2010 H7 | C/SOHO | Apr 23 | Oct 7 | T47 | Oct 7 | T47 | |
| C/2010 H8 | C/SOHO | Apr 26 | Oct 7 | T47 | Oct 7 | T47 | |
| C/2010 H9 | C/SOHO | Apr 26 | Oct 7 | T47 | Oct 7 | ||
| C/2010 H10 | C/SOHO | Apr 27 | Oct 7 | T47 | Oct 7 | T47 | |
| C/2010 H11 | C/SOHO | Apr 27 | Oct 7 | T47 | Oct 7 | T47 | |
| C/2010 J6 | C/SOHO | May 1 | Oct 7 | T48 | Oct 7 | T48T48 | |
| C/2010 J7 | C/SOHO | May 5 | Oct 7 | T48 | Oct 7 | T48 | |
| C/ 2010 J8 | C/SOHO | May 8 | Oct 7 | T48 | Oct 7 | T48 | |
| C/2010 J9 | C/SOHO | May 8 | Oct 7 | T48 | Oct 7 | T48 | |
| C/2010 J10 | C/SOHO | May 11 | Oct 7 | T48 | Oct 7 | T48 | |
| C/2010 J11 | C/SOHO | May 11 | Oct 7 | T48 | Oct 7 | T48 | |
| C/2010 J12 | C/SOHO | May 12 | Oct 7 | T49 | Oct 7 | T49 | |
| C/2010 J13 | C/SOHO | May 12 | Oct 7 | T49 | Oct 7 | T49 | |
| C/2010 J14 | C/SOHO | May 12 | Oct 7 | T49 | Oct 7 | T49 | |
| C/2010 J15 | C/SOHO | May 12 | Oct 7 | T49 | Oct 7 | T49 | |
| C/2010 J16 | C/SOHO | May 15 | Oct 7 | T49 | Oct 7 | T49 | |
| C/2010 K3 | C/SOHO | May 18 | Oct 7 | T50 | Oct 7 | T50 | |
| C/2010 K4 | C/SOHO | May 18 | Oct 7 | T50 | Oct 7 | T50 | |
| C/2010 K5 | C/SOHO | May 22 | Oct 7 | T50 | Oct 7 | T50 | |
| C/2010 K6 | C/SOHO | May 22 | Oct 7 | T50 | Oct 7 | T50 | |
| C/2010 K7 | C/SOHO | May 23 | Oct 7 | T50 | Oct 7 | T50 | |
| C/2010 K8 | C/SOHO | May 26 | Oct 7 | T50 | Oct 7 | T50 | |
| P/2010 T2 | P/PANSTARRS | Oct 6 | Oct 16 | 9173 | Oct 16 | 9173 | Disc. by R. Wainscoat |
| P/2010 U1 | P/Boattini | Oct 17 | Oct 18 | 9174 | Oct 18 | 9174 | |
| P/2010 U2 | P/Hill | Oct 17 | Oct 18 | 9174 | Oct 18 | 9174 | |
| P/2010 V1 | P/Ikeya-Murakami | Nov 2 | Nov 3 | 9175 | Nov 3 | 9175 | |
| P/2010 V2 | P/NEAT | Nov 2 | Nov 4 | 9176 | Nov 4 | 9176 | Recovery of P/2004 F3 |
| C/2010 U3 | C/Boattini | Oct 31 | Nov 5 | 9182 | Nov 5 | 9182 | |
| C/2010 H12 | C/SOHO | Apr 23 | Nov 7 | V72 | Nov 7 | V72 | |
| C/2010 K9 | C/SOHO | May 27 | Nov 7 | V72 | Nov 7 | V72 | |
| C/2010 K10 | C/SOHO | May 30 | Nov 7 | V72 | Nov 7 | V72 | |
| C/2010 K11 | C/SOHO | May 30 | Nov 7 | V72 | Nov 7 | V72 | |
| C/2010 K12 | C/SOHO | May 31 | Nov 7 | V72 | Nov 7 | V72 | |
| C/2010 L6 | C/SOHO | Jun 1 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L7 | C/SOHO | Jun 4 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L8 | C/SOHO | Jun 5 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L9 | C/SOHO | Jun 7 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L10 | C/SOHO | Jun 8 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L11 | C/SOHO | Jun 8 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L12 | C/SOHO | Jun 8 | Nov 7 | V73 | Nov 7 | V73 | |
| C/2010 L13 | C/SOHO | Jun 11 | Nov 7 | V76 | Nov 7 | V76 | |
| C/2010 L14 | C/SOHO | Jun 11 | Nov 7 | V76 | Nov 7 | V76 | |
| C/2010 L15 | C/SOHO | Jun 12 | Nov 7 | V76 | Nov 7 | V76 | |
| C/2010 L16 | C/SOHO | Jun 13 | Nov 7 | V76 | Nov 7 | V76 | |
| C/2010 L17 | C/SOHO | Jun 13 | Nov 7 | V77 | Nov 7 | V77 | |
| C/2010 L18 | C/SOHO | Jun 15 | Nov 7 | V77 | Nov 7 | V77 | |
| C/2010 L19 | C/SOHO | Jun 15 | Nov 7 | V77 | Nov 7 | V77 | |
| C/2010 M2 | C/SOHO | Jun 16 | Nov 7 | V77 | Nov 7 | V77 | |
| C/2010 KW7 | C/WISE | Oct 18 | Nov 25 | 9187 | Nov 25 | 9187 | |
| C/2010 X1 | C/Elenin | Dec 10 | Dec 12 | X101 | Dec 12 | X101 | |
| P/2010 W1 | P/Gibbs | Nov 27 | Dec 14 | 9188 | Dec 14 | 9188 | |
| P/2010 V3 | P/LINEAR | Nov 15 | Dec 28 | 9190 | Dec 18 | 9190 | Recovery of P/2002 VP94 |
| P/2010 WK | P/LINEAR | Dec 12 | Dec 27 | Y30 | Dec 27 | Y30 |