[Iaude] MPEC L76: COMET P/2005 R1 = 2018 L3 (NEAT)
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Thu Jun 14 12:57:19 EDT 2018
M.P.E.C. 2018-L76 Issued 2018 June 14, 16:49 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET P/2005 R1 = 2018 L3 (NEAT)
E. Schwab reported a faint tail extending ~ 10" in p.a. 250 on both June
13 and 14.
Observations:
PK18L030*KC2018 06 13.18958 23 58 16.14 +16 25 18.4 19.4 NUEL076J04
PK18L030 KC2018 06 13.19712 23 58 16.88 +16 25 25.6 19.5 NUEL076J04
PK18L030 KC2018 06 13.20466 23 58 17.61 +16 25 32.7 19.4 NUEL076J04
PK18L030 KC2018 06 14.17683 23 59 53.47 +16 40 56.8 19.3 NtEL076J04
PK18L030 KC2018 06 14.18437 23 59 54.20 +16 41 04.0 19.2 NtEL076J04
PK18L030 KC2018 06 14.19191 23 59 54.89 +16 41 10.9 19.1 NtEL076J04
Observer details:
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers
E. Schwab, M. Micheli, D. Koschny, A. Knoefel, M. Busch. 1.0-m f/4.4
reflector + CCD.
Orbital elements:
P/2005 R1 (NEAT)
Epoch 2005 Sept. 27.0 TT = JDT 2453640.5
T 2005 Oct. 8.41305 TT MPCW
q 2.0470838 (2000.0) P Q
n 0.07633789 Peri. 117.95223 +0.92509122 -0.27614993
a 5.5035463 Node 259.06537 +0.18074723 +0.92388329
e 0.6280428 Incl. 15.39592 +0.33397106 +0.26491675
P 12.91
>From 360 observations 2005 July 5-2018 June 14, mean residual 0".6.
P/2005 R1 (NEAT)
Epoch 2018 Aug. 30.0 TT = JDT 2458360.5
T 2018 Sept. 14.25047 TT MPCW
q 2.0677913 (2000.0) P Q
n 0.07589185 Peri. 118.80486 +0.92629912 -0.27163324
a 5.5250891 Node 257.97761 +0.17793330 +0.92623153
e 0.6257452 Incl. 15.48458 +0.33212903 +0.26136286
P 12.99
>From 360 observations 2005 July 5-2018 June 14, mean residual 0".6.
P/2005 R1 (NEAT)
Epoch 2031 Sept. 11.0 TT = JDT 2463120.5
T 2031 Sept. 23.75432 TT MPCW
q 2.0701935 (2000.0) P Q
n 0.07578596 Peri. 119.19217 +0.92518505 -0.27507007
a 5.5302343 Node 257.81218 +0.18158262 +0.92582818
e 0.6256590 Incl. 15.51580 +0.33325722 +0.25918843
P 13.01
>From 360 observations 2005 July 5-2018 June 14, mean residual 0".6.
P/2005 R1 (NEAT)
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5
T 2018 Sept. 14.26488 TT MPCW
q 2.0677726 (2000.0) P Q
n 0.07593575 Peri. 118.80785 +0.92627597 -0.27170900
a 5.5229593 Node 257.97927 +0.17800576 +0.92621529
e 0.6256042 Incl. 15.48468 +0.33215474 +0.26134165
P 12.98
>From 360 observations 2005 July 5-2018 June 14, mean residual 0".6.
Ephemeris:
P/2005 R1 (NEAT)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2018 05 15 23 09 43.7 +08 48 16 2.6443 2.3588 62.7 22.4 19.8
...
2018 05 30 23 34 46.8 +12 40 59 2.4441 2.2968 69.6 24.4 19.6
...
2018 06 07 23 48 03.3 +14 47 14 2.3392 2.2661 73.3 25.4 19.4
...
2018 06 13 23 57 57.2 +16 22 18 2.2616 2.2443 76.0 26.0 19.3
2018 06 14 23 59 35.8 +16 38 09 2.2488 2.2407 76.5 26.1 19.3
2018 06 15 00 01 14.2 +16 53 59 2.2360 2.2372 76.9 26.2 19.2
...
2018 06 21 00 11 02.0 +18 28 50 2.1601 2.2168 79.7 26.8 19.1
...
2018 06 29 00 23 56.4 +20 34 12 2.0611 2.1913 83.4 27.4 19.0
...
2018 07 14 00 47 26.4 +24 22 43 1.8830 2.1492 90.6 28.2 18.7
Gareth V. Williams (C) Copyright 2018 MPC M.P.E.C. 2018-L76
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