MPEC 2019-F55 : 325P/Yang-Gao = 1951 K1
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M.P.E.C. 2019-F55 Issued 2019 Mar. 21, 19:42 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
325P/Yang-Gao = 1951 K1
Orbital elements:
325P/Yang-Gao = 1951 K1
Id. M. Meyer
Epoch 1951 June 3.0 TT = JDT 2433800.5
T 1951 May 28.84834 TT MPCW
q 1.3121191 (2000.0) P Q
n 0.15464664 Peri. 345.18269 -0.40857801 +0.87154594
a 3.4374975 Node 260.08983 -0.80692345 -0.48370615
e 0.6182924 Incl. 15.97169 -0.42654255 +0.08022489
P 6.37
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1957 Nov. 18.0 TT = JDT 2436160.5
T 1957 Oct. 29.58574 TT MPCW
q 1.3428673 (2000.0) P Q
n 0.15283788 Peri. 345.93374 -0.40454214 +0.87318901
a 3.4645650 Node 259.61923 -0.81007307 -0.48008409
e 0.6123995 Incl. 16.04213 -0.42441405 +0.08402513
P 6.45
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1964 May 5.0 TT = JDT 2438520.5
T 1964 Apr. 15.70076 TT MPCW
q 1.3497193 (2000.0) P Q
n 0.15241302 Peri. 345.99301 -0.40423729 +0.87344744
a 3.4710005 Node 259.58315 -0.81036563 -0.47963121
e 0.6111440 Incl. 16.02118 -0.42414591 +0.08392541
P 6.47
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1970 Sept. 11.0 TT = JDT 2440840.5
T 1970 Sept. 30.21999 TT MPCW
q 1.3492622 (2000.0) P Q
n 0.15245779 Peri. 345.95877 -0.40493558 +0.87305461
a 3.4703209 Node 259.57105 -0.80998022 -0.48036524
e 0.6111996 Incl. 16.03533 -0.42421601 +0.08381453
P 6.46
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1977 Apr. 7.0 TT = JDT 2443240.5
T 1977 Mar. 22.05441 TT MPCW
q 1.3591823 (2000.0) P Q
n 0.15189403 Peri. 345.95960 -0.40498483 +0.87319794
a 3.4789024 Node 259.56949 -0.81002315 -0.48019111
e 0.6093072 Incl. 16.00301 -0.42408699 +0.08331779
P 6.49
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1983 Sept. 23.0 TT = JDT 2445600.5
T 1983 Sept. 12.03604 TT MPCW
q 1.3520265 (2000.0) P Q
n 0.15232217 Peri. 345.94332 -0.40551873 +0.87280179
a 3.4723805 Node 259.54936 -0.80971324 -0.48087344
e 0.6106341 Incl. 16.03299 -0.42416863 +0.08353310
P 6.47
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1990 Mar. 10.0 TT = JDT 2447960.5
T 1990 Mar. 1.02951 TT MPCW
q 1.3528366 (2000.0) P Q
n 0.15226688 Peri. 345.93172 -0.40513455 +0.87300571
a 3.4732210 Node 259.58511 -0.80985773 -0.48049861
e 0.6104951 Incl. 16.02613 -0.42425988 +0.08355901
P 6.47
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 1996 Aug. 25.0 TT = JDT 2450320.5
T 1996 Aug. 18.05271 TT MPCW
q 1.3466737 (2000.0) P Q
n 0.15265616 Peri. 345.99377 -0.40486720 +0.87300893
a 3.4673139 Node 259.54063 -0.81005272 -0.48039067
e 0.6116090 Incl. 16.05201 -0.42414282 +0.08414404
P 6.46
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 2003 Jan. 1.0 TT = JDT 2452640.5
T 2003 Jan. 20.50529 TT MPCW
q 1.2992695 (2000.0) P Q
n 0.15567595 Peri. 346.84282 -0.39460335 +0.87728282
a 3.4223285 Node 259.36483 -0.81585503 -0.47132057
e 0.6203551 Incl. 16.14214 -0.42269229 +0.09072917
P 6.33
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 2009 May 9.0 TT = JDT 2454960.5
T 2009 May 21.74733 TT MPCW
q 1.2961128 (2000.0) P Q
n 0.15588874 Peri. 346.94749 -0.39393516 +0.87751402
a 3.4192136 Node 259.30529 -0.81631751 -0.47076130
e 0.6209325 Incl. 16.15884 -0.42242255 +0.09139443
P 6.32
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 2015 Aug. 6.0 TT = JDT 2457240.5
T 2015 Aug. 15.13708 TT MPCW
q 1.4310882 (2000.0) P Q
n 0.14910170 Peri. 343.56516 -0.47025220 +0.83675094
a 3.5222025 Node 257.62547 -0.77394253 -0.54376971
e 0.5936951 Incl. 16.69203 -0.42411770 +0.06451639
P 6.61
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 2022 Apr. 11.0 TT = JDT 2459680.5
T 2022 Mar. 29.17690 TT MPCW
q 1.4324132 (2000.0) P Q
n 0.14906819 Peri. 343.70208 -0.46925766 +0.83732173
a 3.5227304 Node 257.55973 -0.77474317 -0.54281132
e 0.5933798 Incl. 16.69406 -0.42375733 +0.06517816
P 6.61
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
325P/Yang-Gao = 1951 K1
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5
T 2022 Mar. 28.55603 TT MPCW
q 1.4308723 (2000.0) P Q
n 0.14896945 Peri. 343.66456 -0.46948460 +0.83713536
a 3.5242868 Node 257.57982 -0.77452351 -0.54310077
e 0.5939966 Incl. 16.70354 -0.42390747 +0.06516082
P 6.62
From 1097 observations 1951 May 28-2015 Sept. 6, mean residual 0".5.
Nongravitational parameters A1 = +0.15, A2 = -0.0271.
Ephemeris:
325P/Yang-Gao = 1951 K1
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2019 02 19 03 27 23.0 +22 36 00 5.5947 5.6023 85.4 10.1 25.2
...
2019 03 06 03 32 32.1 +22 32 30 5.8312 5.5954 71.5 9.7 25.3
...
2019 03 14 03 36 11.1 +22 34 21 5.9501 5.5912 64.3 9.2 25.3
...
2019 03 20 03 39 16.8 +22 37 07 6.0344 5.5878 59.0 8.8 25.4
2019 03 21 03 39 49.4 +22 37 41 6.0480 5.5872 58.2 8.7 25.4
2019 03 22 03 40 22.5 +22 38 17 6.0615 5.5867 57.3 8.6 25.4
...
2019 03 28 03 43 50.1 +22 42 23 6.1393 5.5830 52.2 8.1 25.4
...
2019 04 05 03 48 49.5 +22 49 05 6.2343 5.5778 45.4 7.3 25.4
...
2019 04 20 03 59 09.2 +23 04 22 6.3815 5.5672 33.1 5.7 25.5
Gareth V. Williams (C) Copyright 2019 MPC M.P.E.C. 2019-F55
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