MPEC 2023-K66 : COMET P/2014 OL465 (PANSTARRS)
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M.P.E.C. 2023-K66 Issued 2023 May 20, 20:38 UT The Minor Planet Electronic Circulars contain information on unusual minor planets, routine data on comets and natural satellites, and occasional editorial announcements. They are published on behalf of Division F of the International Astronomical Union by the Minor Planet Center, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. Prepared using the Tamkin Foundation Computer Network MPC@CFA.HARVARD.EDU URL https://www.minorplanetcenter.net/ ISSN 1523-6714 COMET P/2014 OL465 (PANSTARRS) N. Erasmus reports detecting possible cometary activity in 2014 OL465. In frames taken from Lesedi Telescope (M28) on Feb. 3 UT, the object displayed a FWHM of 3".6 compared to nearby field stars with a FWHM of 2".7. Additional reports of cometary features are as follows: OC Date Reporter Coma Tail PA Exposures M22 2023-05-17 A. Fitzsimmons 12" X07 2023-05-19 H. Sato 10" 12x60s Observations: PK14Ok5L C2012 03 21.31707 10 23 49.238-09 31 44.83 21.4 wLEK066F51 PK14Ok5L C2012 03 21.33099 10 23 48.711-09 31 43.18 21.4 wLEK066F51 PK14Ok5L C2012 03 21.34489 10 23 48.155-09 31 41.97 21.3 wLEK066F51 PK14Ok5L* C2014 07 25.43060 20 34 20.885-21 23 44.13 21.5 wLEK066F51 PK14Ok5L C2014 07 25.45458 20 34 19.813-21 23 43.10 21.6 wLEK066F51 PK14Ok5L C2014 07 25.46657 20 34 19.265-21 23 42.48 21.5 wLEK066F51 PK14Ok5L C2014 07 27.37457 20 32 55.691-21 22 13.77 21.4 wLEK066F51 PK14Ok5L C2014 07 27.38673 20 32 55.159-21 22 13.32 21.5 wLEK066F51 PK14Ok5L C2014 07 27.39892 20 32 54.627-21 22 13.05 21.7 wLEK066F51 PK14Ok5L C2014 07 27.41110 20 32 54.070-21 22 11.99 21.7 wLEK066F51 PK14Ok5L C2014 07 30.38506 20 30 44.015-21 19 43.86 21.7 wLEK066F51 PK14Ok5L C2014 07 30.39698 20 30 43.475-21 19 43.29 21.7 wLEK066F51 PK14Ok5L C2014 07 30.40889 20 30 42.929-21 19 42.60 21.7 wLEK066F51 PK14Ok5L C2014 07 30.42081 20 30 42.387-21 19 42.00 21.7 wLEK066F51 PK14Ok5L C2014 08 03.38545 20 27 50.951-21 16 03.56 21.8 wLEK066F51 PK14Ok5L C2014 08 03.39730 20 27 50.420-21 16 02.70 21.8 wLEK066F51 PK14Ok5L C2014 08 03.42101 20 27 49.349-21 16 01.49 21.8 wLEK066F51 PK14Ok5L C2022 01 09.54148 10 32 33.786-00 27 18.26 22.0 wUEK066F52 PK14Ok5L C2022 01 09.55427 10 32 33.563-00 27 21.76 22.1 wUEK066F52 PK14Ok5L C2022 01 09.56705 10 32 33.343-00 27 24.89 22.3 wUEK066F52 PK14Ok5L C2022 01 28.45998 10 24 31.345-01 31 05.47 21.8 wUEK066F52 PK14Ok5L C2022 01 28.47149 10 24 30.936-01 31 07.01 22.1 wUEK066F52 PK14Ok5L C2022 01 28.49455 10 24 30.125-01 31 10.70 21.9 wUEK066F52 PK14Ok5L C2022 02 26.34269110 04 36.909-02 01 39.18 21.28wUEK066F52 PK14Ok5L C2022 02 26.35421610 04 36.396-02 01 39.05 21.30wUEK066F52 PK14Ok5L C2022 02 26.36577810 04 35.875-02 01 38.78 21.27wUEK066F52 PK14Ok5L C2022 02 26.37739910 04 35.342-02 01 38.61 21.42wUEK066F52 PK14Ok5L C2022 03 11.34416909 55 29.930-01 54 21.95 21.34wUEK066F52 PK14Ok5L C2022 03 11.35620409 55 29.454-01 54 21.27 21.20wUEK066F52 PK14Ok5L C2022 03 11.36840309 55 28.970-01 54 20.60 21.45wUEK066F52 PK14Ok5L C2023 02 01.05522514 41 04.831-38 20 15.68 19.28cVEK066M22 PK14Ok5L C2023 02 01.05842414 41 05.021-38 20 17.77 19.29cVEK066M22 PK14Ok5L C2023 02 01.07016714 41 05.570-38 20 24.65 19.36cVEK066M22 PK14Ok5L C2023 02 01.08547114 41 06.547-38 20 33.40 19.48cVEK066M22 PK14Ok5L C2023 02 01.33123214 41 19.699-38 22 57.07 19.03oVEK066W68 PK14Ok5L C2023 02 01.33348314 41 19.750-38 22 58.22 18.97oVEK066W68 PK14Ok5L C2023 02 01.34345614 41 20.261-38 23 04.52 18.82oVEK066W68 PK14Ok5L C2023 02 01.35728114 41 21.074-38 23 12.19 18.85oVEK066W68 PK14Ok5L C2023 02 03.02421 14 42 48.94 -38 39 22.4 19.7 gVEK066M28 PK14Ok5L C2023 02 03.02588 14 42 49.02 -38 39 23.2 19.7 gVEK066M28 PK14Ok5L C2023 02 03.35122814 43 05.861-38 42 32.04 19.07oVEK066W68 PK14Ok5L C2023 02 03.35665414 43 06.185-38 42 35.96 18.99oVEK066W68 PK14Ok5L C2023 02 03.37088814 43 06.907-38 42 44.60 18.99oVEK066W68 PK14Ok5L C2023 02 03.37646914 43 07.226-38 42 48.06 18.66oVEK066W68 PK14Ok5L C2023 02 05.00283 14 44 30.30 -38 58 26.9 VEK066M28 PK14Ok5L C2023 02 05.00615 14 44 30.43 -38 58 29.6 VEK066M28 PK14Ok5L C2023 03 15.06387315 03 00.468-44 26 36.13 18.36oVEK066M22 PK14Ok5L C2023 03 15.08402815 03 00.497-44 26 44.99 18.65oVEK066M22 PK14Ok5L C2023 03 15.10065215 03 00.550-44 26 51.40 18.32oVEK066M22 PK14Ok5L C2023 03 15.10562515 03 00.494-44 26 52.87 18.22oVEK066M22 PK14Ok5L C2023 03 21.29853615 02 55.586-45 09 03.38 18.05oVEK066W68 PK14Ok5L C2023 03 21.30170815 02 55.589-45 09 04.72 18.29oVEK066W68 PK14Ok5L C2023 03 21.30533015 02 55.565-45 09 05.90 18.42oVEK066W68 PK14Ok5L C2023 03 21.33099415 02 55.399-45 09 15.70 18.21oVEK066W68 PK14Ok5L C2023 04 01.19788415 00 25.248-46 10 24.06 18.40oVEK066W68 PK14Ok5L C2023 04 01.19970315 00 25.250-46 10 24.53 18.49oVEK066W68 PK14Ok5L C2023 04 01.20289015 00 25.219-46 10 26.47 18.33oVEK066W68 PK14Ok5L C2023 04 01.22090815 00 24.761-46 10 31.01 17.64oVEK066W68 PK14Ok5L C2023 04 07.23184014 57 48.026-46 35 54.06 18.26oVEK066W68 PK14Ok5L C2023 04 07.25762214 57 47.143-46 35 59.14 18.22oVEK066W68 PK14Ok5L C2023 04 07.26039514 57 47.134-46 35 59.46 18.28oVEK066W68 PK14Ok5L C2023 04 07.26315214 57 46.999-46 36 01.08 18.36oVEK066W68 PK14Ok5L C2023 04 13.18287814 54 26.815-46 54 03.78 18.25oVEK066W68 PK14Ok5L C2023 04 13.18567814 54 26.738-46 54 04.36 18.42oVEK066W68 PK14Ok5L C2023 04 13.19124114 54 26.513-46 54 05.33 18.37oVEK066W68 PK14Ok5L C2023 04 13.22199614 54 25.308-46 54 09.58 18.39oVEK066W68 PK14Ok5L C2023 04 26.97358914 44 26.858-47 06 04.18 18.16oVEK066M22 PK14Ok5L C2023 04 26.97606214 44 26.741-47 06 03.92 18.15oVEK066M22 PK14Ok5L C2023 04 27.00827014 44 25.085-47 06 01.98 18.31oVEK066M22 PK14Ok5L C2023 04 27.01073914 44 24.950-47 06 02.16 18.27oVEK066M22 PK14Ok5L C2023 04 27.01368814 44 24.852-47 06 01.73 18.18oVEK066M22 PK14Ok5L C2023 04 27.04216214 44 23.407-47 06 00.25 17.70oVEK066M22 PK14Ok5L C2023 05 08.93360314 34 42.528-46 40 36.95 17.34oVEK066M22 PK14Ok5L C2023 05 08.93726114 34 42.346-46 40 35.83 17.54oVEK066M22 PK14Ok5L C2023 05 08.94326014 34 42.132-46 40 36.08 18.11oVEK066M22 PK14Ok5L C2023 05 08.95696714 34 41.390-46 40 32.41 17.32oVEK066M22 PK14Ok5L C2023 05 17.95740814 27 46.433-46 01 02.75 18.36cVEK066M22 PK14Ok5L C2023 05 17.96117414 27 46.193-46 01 01.20 18.49cVEK066M22 PK14Ok5L C2023 05 17.96653514 27 45.950-46 00 59.33 18.32cVEK066M22 PK14Ok5L C2023 05 17.97744414 27 45.442-46 00 56.48 17.67cVEK066M22 PK14Ok5L 0C2023 05 19.31679 14 26 48.31 -45 53 45.0 VEK066X07 PK14Ok5L 0C2023 05 19.32210 14 26 48.07 -45 53 43.4 17.7 GVEK066X07 Observer details: F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters, J. Thiel, T. Goggia, M. Willman. Measurer P.-S. 1. S. Consortium. 1.8-m Ritchey-Chretien + CCD. F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I. Smith. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD. M22 ATLAS South Africa, Sutherland. Observers L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence, J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD. M28 Lesedi Telescope-SAAO Observatory, Sutherland. Observers N. Erasmus, S. Potter, C. van Gend, S. Chandra. Measurers N. Erasmus, A. Fitzsimmons. 1.0-m f/8 Reflector + CCD. W68 ATLAS Chile, Rio Hurtado. Observers L. Denneau, R. Siverd, J. Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence, J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD. X07 iTelescope Deep Sky Chile, Rio Hurtado. Observer H. Sato. 0.51-m f/6.8 astrograph + CCD. Orbital elements: P/2014 OL465 (PANSTARRS) Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 T 2023 Feb. 28.23175 TT Rudenko q 3.3725329 (2000.0) P Q n 0.09707054 Peri. 267.70555 -0.74107864 +0.60818380 a 4.6889732 Node 309.59564 -0.36800539 -0.72228880 e 0.2807524 Incl. 21.66341 -0.56158213 -0.32925880 P 10.2 From 81 observations 2012 Mar. 21-2023 May 19. Ephemeris: Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2 2023 04 20 14 49 48.7 -47 05 29 2.5340 3.3819 141.9 10.6 17.8 ... 2023 05 05 14 37 54.6 -46 52 34 2.4833 3.3883 149.1 8.8 17.8 ... 2023 05 13 14 31 29.4 -46 24 47 2.4780 3.3923 150.2 8.5 17.8 ... 2023 05 19 14 27 01.9 -45 55 29 2.4843 3.3956 149.6 8.7 17.8 2023 05 20 14 26 20.1 -45 49 58 2.4862 3.3962 149.4 8.7 17.8 2023 05 21 14 25 39.2 -45 44 18 2.4883 3.3968 149.1 8.8 17.8 ... 2023 05 27 14 21 55.2 -45 07 14 2.5062 3.4004 146.9 9.4 17.8 ... 2023 06 04 14 18 03.8 -44 11 29 2.5429 3.4057 142.7 10.4 17.8 ... 2023 06 19 14 14 48.6 -42 18 02 2.6486 3.4167 132.4 12.7 18.0 M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-K66


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