Comets discovered in 2017
The format of this file is similar to that of the Catalogue
of Comet Discoveries.
C/2017 A1 2017 01 02.333 05 22.7 -24 41 128E C180Y 4 0.3 18 USA F51 C4340 PANSTARRS
P/2017 A2 2017 01 02.577 11 10.2 -00 44 113M C180Y 4 0.2 19.5 USA F51 C4341 x 348P/PANSTARRS
C/2017 A3 2017 01 05.458 06 53.0 -51 08 106E C 40L 2 0.3 17.5 AUS Q60 A C4344 Elenin
C/2017 AB5 2017 01 03.407 06 33.2 +53 24 149E C180Y 4 21 USA F51 C4468 PANSTARRS
P/2017 B1 2017 01 26.591 12 33.5 -06 11 116M C180Y 4 20 USA F51 C4349 x 349P/Lemmon
C/2017 B3 2017 01 26.435 12 55.5 -24 30 103M C350L 1 0.2 18 USA G45 C4354 LINEAR
P/2017 B4 2017 01 28.386 09 48.3 +22 20 164M C180Y 4 0.1 20 USA F51 C4355 PANSTARRS
C/2017 C1 2017 02 06.094 17 22.2 +60 42 90M C 40 3 19.5 SAT C51 C4358 NEOWISE
C/2017 C2 2017 02 04.258 03 05.9 +58 09 103E C180Y 4 0.1 18.5 USA F51 C4362 PANSTARRS
P/2017 D1 2017 02 21.351 10 20.8 +39 10 151M C150L 2 0.1 20 USA G96 C4365 x Fuls
C/2017 D2 2017 02 23.308 19 02.7 -48 12 57M C 45L 3 0.2 16.5 BRA Y00 A C4366 Barros
C/2017 D3 2017 02 23.607 13 25.9 -35 31 118M C 50D 2 0.2 17 USA T05 C4367 x ATLAS
P/2017 D4 2017 02 25.437 10 26.6 -05 52 165E C180Y 4 0.1 19.5 USA F51 C4368 x PANSTARRS
C/2017 D5 2017 02 23.239 06 56.8 -32 54 114E C180Y 4 0.1 20 USA F51 C4378 x PANSTARRS
C/2017 E1 2017 03 01.104 19 05.5 -10 34 55M C 40A 2 1.4 12 UKR L51 A C4369 Borisov
C/2017 E2 2017 03 01.821 13 32.4 +07 10 140M C104D 2 19 CHN D29 C4370 Tsuchinshan
C/2017 E3 2017 03 07.527 13 10.2 -47 18 121M C180Y 4 0.3 16.5 USA F51 C4372 PANSTARRS
C/2017 E4 2017 03 09.684 18 50.9 -32 59 69M C 37T 2 3 12 AUS Q80 A C4373 Lovejoy
C/2017 E5 2017 03 04.406 13 54.9 +31 48 132M C150L 2 20 USA G96 C4379 x Lemmon
C/2017 F1 2017 03 20.192 08 42.8 +37 02 122E C150L 2 20.5 USA G96 C4380 Lemmon
C/2017 F2 2017 03 31.409 12 01.4 +46 21 129E C180Y 4 20 USA F51 C4381 PANSTARRS
P/2017 G1 2017 04 01.457 12 42.1 -09 21 175E C180Y 4 20.5 USA F51 C4382 x PANSTARRS
P/2017 G2 2017 04 03.410 12 50.0 +67 53 107E C180Y 4 0.1 19.5 USA F51 C4385 x PANSTARRS
C/2017 G3 2017 04 07.575 15 03.4 +14 42 144M C180Y 4 0.1 19 USA F51 C4836 PANSTARRS
C/2017 K1 2017 05 21.400 15 45.7 -28 18 172E C180Y 4 0.1 19 USA F51 C4392 PANSTARRS
C/2017 K2 2017 05 21.492 17 52.4 +64 30 92M C180Y 4 0.2 19 USA F51 C4393 x PANSTARRS
P/2017 K3 2017 05 22.597 16 13.8 -28 24 171M C 50L 7 0.2 18.5 AUS Q62 A C4396 x Gasparovic
C/2017 K4 2017 05 26.512 17 12.3 -39 09 158M C 50D 2 0.2 16 USA T05 C4397 ATLAS
C/2017 K5 2017 05 27.465 18 04.7 +45 18 109M C180Y 4 20.5 USA F51 C4398 PANSTARRS
C/2017 K6 2017 05 29.314 22 57.4 -56 59 104M C 45L 3 0.3 17 BRA Y00 A C4399 Jacques
C/2017 M3 2017 06 20.294 12 10.5 +62 48 71E C180Y 4 20.5 USA F51 C4407 PANSTARRS
C/2017 M4 2017 06 21.577 21 41.4 +68 56 79M C 50D 2 0.2 17.5 USA T08 C4408 x ATLAS
C/2017 M5 2017 06 23.065 18 30.1 -06 47 162M C100L 4 0.2 18 ESP J04 C4410 TOTAS
C/2017 O1 2017 07 19.321 02 32.8 -10 32 85M C 14A 5 10.5 CHL 807 C4414 ASASSN
P/2017 P1 2017 08 15.408 21 01.2 -07 13 168E C180Y 4 0.1 19.5 USA F51 C4420 x PANSTARRS
C/2017 P2 2017 08 14.258 16 03.5 +34 46 88E C180Y 4 0.1 21 USA F51 C4423 PANSTARRS
P/2017 R1 2017 09 14.409 23 22.9 -05 45 177E C180Y 4 0.1 20 USA F51 C4430 x 441P/PANSTARRS
C/2017 S2 2017 09 16.500 01 32.7 -04 25 151M C180Y 4 0.1 20 USA F51 C4431 x PANSTARRS
C/2017 S3 2017 09 23.241 17 48.1 +73 58 89E C180Y 4 0.1 20.5 USA F51 C4432 x PANSTARRS
P/2017 S5 2017 09 27.483 00 54.1 +25 14 175M C 50D 2 0.2 17.5 USA T05 C4434 x 427P/ATLAS
C/2017 S6 2017 09 30.414 07 01.2 +47 10 86M C 68D 2 0.3 18 USA 703 C4437 Catalina
C/2017 S7 2017 09 26.465 05 25.7 +09 42 102M C150L 2 0.2 19 USA G96 C4438 x Lemmon
C/2017 T1 2017 10 02.598 08 19.0 -04 06 64M C 50D 2 0.2 18 USA T08 C4444 x Heinze
P/2017 S8 2017 09 30.542 03 06.9 +01 52 140M C180Y 4 0.2 19 USA F51 C4447 x PANSTARRS
P/2017 S9 2017 09 30.590 04 52.2 +03 07 114M C180Y 4 0.1 20.5 USA F51 C4448 x 455P/PANSTARRS
C/2017 T2 2017 10 02.521 03 32.7 -15 44 132M C180Y 4 0.1 19 USA F51 C4445 x PANSTARRS
C/2017 T3 2017 10 14.352 21 43.5 +81 01 103E C 50D 2 0.3 17.5 USA T05 C4449 x ATLAS
P/2017 TW13 2017 09 01.331 22 35.1 +25 22 146E C150L 2 20 USA G96 C4576 x Lemmon
C/2017 U2 2017 10 22.079 21 05.6 +14 38 112E C150L 2 0.1 20.5 USA G96 C4451 x Fuls
P/2017 U3 2017 10 28.504 03 14.5 +00 07 160M C180Y 4 0.1 20 USA F51 C4452 x PANSTARRS
C/2017 U4 2017 10 27.582 07 51.8 +36 03 101M C180Y 4 20.5 USA F51 C4454 PANSTARRS
C/2017 U5 2017 10 30.514 04 22.7 -01 47 146M C180Y 4 0.1 20 USA F51 C4458 PANSTARRS
C/2017 U7 2017 10 29.326 00 54.5 -39 21 124E C180Y 4 20 USA F51 C4733 x PANSTARRS
C/2017 W2 2017 11 26.455 10 12.1 +18 48 96M C150L 2 0.2 19.5 USA G96 C4461 Leonard
P/2017 W3 2017 11 27.519 11 33.6 -10 52 68M C 68D 2 0.1 19 USA 703 C4462 Gibbs
C/2017 X1 2017 12 12.556 10 02.9 -22 48 97M C180Y 4 0.2 19.5 USA F51 C4463 PANSTARRS
C/2017 Y1 2017 12 24.574 08 41.0 +44 11 143M C180Y 4 0.1 19 USA F51 C4466 PANSTARRS
C/2017 Y2 2017 12 24.214 23 13.7 +43 18 96E C180Y 4 21.5 USA F51 C4467 PANSTARRS
P/2017 Y3 2017 12 26.530 14 26.6 -03 19 60M C150L 2 0.1 18.5 USA G96 C4470 Leonard