[Iaude] MPEC J63: 2020 HD6 [a=2.42,e=0.64,i=8.1,H=19.81]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat May 4 10:13:38 EDT 2024
M.P.E.C. 2024-J63 Issued 2024 May 4, 14:12 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 HD6
Revision to MPEC 2020-H169
Additional Observations:
K20H06D 0C2024 04 06.62811417 42 30.797-35 21 37.57 21.41GVEJ063T14
K20H06D 0C2024 05 01.60026119 28 30.035-40 24 14.48 20.91GVEJ063T12
K20H06D 0C2024 05 01.60290619 28 30.940-40 24 15.77 20.78GVEJ063T12
K20H06D 0C2024 05 03.62203019 40 36.616-40 38 56.06 20.48GVEJ063T12
K20H06D 0C2024 05 03.62366619 40 37.212-40 38 56.71 20.64GVEJ063T12
Observer details:
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer L. Wells. Measurer D.
J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240406 T14 0.02+ 0.00+ 240503 T12 0.04+ 0.01+ E2024-AE1 +0.06 days
Orbital elements:
2020 HD6 PHA, Earth MOID = 0.0472 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 332.40747 (2000.0) P Q
n 0.26123059 Peri. 335.25069 +0.83603343 +0.54827099
a 2.4235577 Node 351.40724 -0.47689433 +0.70705881
e 0.6368764 Incl. 8.13518 -0.27132988 +0.44661701
P 3.77 H 19.81 G 0.15 U 0
Residuals in seconds of arc
200421 F52 0.2- 0.1- 200427 F51 0.1+ 0.1+ 201118 G96 0.2+ 0.1-
200421 F52 0.3- 0.2- 200428 F51 0.1- 0.1- 201118 G96 0.2- 0.0
200421 F52 0.2+ 0.2+ 200428 F51 0.0 0.1- 201118 G96 0.3+ 0.3+
200421 F52 0.1- 0.0 200428 F51 0.2+ 0.1+ 201118 G96 0.2- 0.4+
200422 F51 0.0 0.0 200428 F51 0.0 0.0 201129 I52 0.3- 0.2-
200422 F51 0.1+ 0.1+ 200430 V06 0.2- 0.1+ 201129 I52 0.5- 0.1-
200422 F51 0.1- 0.1+ 200430 V06 0.1- 0.1- 201129 I52 1.1- 0.0
200422 F51 0.1- 0.1+ 200430 V06 0.0 0.3+ 201206 G96 0.2- 0.1-
200423 V06 0.1- 0.4- 200513 V06 0.3- 0.4- 201206 G96 0.1- 0.2+
200423 V06 0.3+ 0.0 200513 V06 0.4+ 0.4+ 201206 G96 0.2+ 0.6+
200423 V06 0.4- 0.1- 200513 V06 0.4- 0.2+ 201206 G96 0.1+ 0.1-
200423 V06 0.2- 0.3+ 200513 V06 0.7+ 0.0 201206 I52 0.2- 0.0
200424 V06 0.5- 1.8- 201106 033 0.2- 0.1- 201206 I52 0.0 0.5+
200424 V06 0.1+ 0.1- 201106 033 0.4+ 0.4- 201206 I52 0.0 0.4-
200424 V06 0.7- 0.3+ 201106 033 0.1- 0.4- 201206 I52 0.8- 0.2+
200424 V06 0.4- 0.3- 201108 F51 0.5- 0.2- 240406 T14 0.0 0.1+
200425 V06 0.1- 0.0 201108 F51 0.3- 0.2- 240501 T12 0.0 0.0
200425 V06 0.0 0.2- 201108 F51 0.3+ 0.0 240501 T12 0.0 0.0
200425 V06 0.2- 0.2+ 201108 F51 0.6+ 0.2+ 240503 T12 0.0 0.0
200425 V06 0.0 0.4+ 201110 807 0.2+ 0.1- 240503 T12 0.0 0.0
200427 F51 0.2+ 0.0 201110 807 0.3+ 0.2-
200427 F51 0.0 0.0 201110 807 0.0 0.2-
Ephemeris:
2020 HD6 a,e,i = 2.42, 0.64, 8 q = 0.8801
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 04 17 34 27.8 -34 47 24 0.9465 1.5882 109.3 36.5 22.2
...
2024 04 19 18 26 46.5 -38 03 44 0.7288 1.4518 112.8 39.6 21.5
...
2024 04 27 19 03 24.8 -39 40 01 0.6271 1.3788 113.1 42.2 21.1
...
2024 05 03 19 36 48.1 -40 34 33 0.5586 1.3244 112.2 44.8 20.9
2024 05 04 19 42 56.8 -40 41 02 0.5479 1.3153 112.0 45.3 20.8
2024 05 05 19 49 16.0 -40 46 33 0.5375 1.3063 111.7 45.8 20.8
...
2024 05 11 20 31 01.6 -40 52 40 0.4797 1.2526 109.2 49.6 20.6
...
2024 05 19 21 36 21.4 -39 11 43 0.4182 1.1827 103.7 56.2 20.3
...
2024 06 03 23 48 01.2 -27 42 35 0.3629 1.0609 87.3 72.8 20.3
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-J63
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