[Iaude] MPEC U24: 2020 KJ56 [a=44.06,e=0.03,i=2.7,H=6.54]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Mon Oct 16 16:37:46 EDT 2023
M.P.E.C. 2023-U24 Issued 2023 October 16, 20:36 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 KJ56
Additional Observations:
K20K56J &C2018 06 16.15785419 03 10.58 -20 28 41.5 WEU024W84
K20K56J &C2018 06 16.37513819 03 09.54 -20 28 42.7 WEU024W84
K20K56J &C2018 06 16.43220719 03 09.29 -20 28 43.2 WEU024W84
K20K56J S2021 06 02.63722419 21 07.177-20 05 18.85 WEU024250
K20K56J s2021 06 02.6372241 - 4249.3440 - 4528.4420 + 3033.7422 EU024250
K20K56J S2021 06 02.64354319 21 07.146-20 05 18.92 WEU024250
K20K56J s2021 06 02.6435431 - 478.5035 - 6090.3268 + 3231.3447 EU024250
K20K56J S2021 06 02.64986319 21 07.115-20 05 18.94 WEU024250
K20K56J s2021 06 02.6498631 + 3459.9524 - 5524.9402 + 2297.1701 EU024250
K20K56J S2021 06 02.65618219 21 07.083-20 05 18.90 WEU024250
K20K56J s2021 06 02.6561821 + 6188.9011 - 3029.3024 + 558.3834 EU024250
K20K56J S2021 06 02.66250219 21 07.055-20 05 18.85 WEU024250
K20K56J s2021 06 02.6625021 + 6755.3667 + 525.3964 - 1376.3477 EU024250
Observer details:
250 Hubble Space Telescope. Observer . Measurer S. Deen.
W84 Cerro Tololo-DECam. Observers D. Gerdes, L. Markwardt. Measurer S. Deen.
4.0-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
180616 W84 0.7+ 0.1+ 210602 250 0.5+ 0.1+ MPO735627 -1180 days
Orbital elements:
2020 KJ56
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Alexandersen
M 349.48590 (2000.0) P Q
n 0.00336993 Peri. 147.41363 +0.53440384 +0.84498796
a 44.0611206 Node 154.87232 -0.78531553 +0.50521691
e 0.0292715 Incl. 2.72606 -0.31255729 +0.17536026
P 292 H 6.54 G 0.15 U 5
Residuals in seconds of arc
180616 W84 0.1+ 0.0 200601 266 0.0 0.0 200813 266 0.0 0.0
180616 W84 0.2- 0.1+ 200620 266 0.0 0.0 200813 266 0.0 0.0
180616 W84 0.1+ 0.0 200620 266 0.0 0.0 200815 266 0.0 0.0
200528 266 0.0 0.0 200620 266 0.0 0.0 200815 266 0.0 0.0
200528 266 0.0 0.0 200622 266 0.0 0.0 200815 266 0.0 0.0
200528 266 0.0 0.0 200622 266 0.0 0.0 210602 250 0.0 0.0
200530 266 0.0 0.0 200622 266 0.0 0.0 210602 250 0.0 0.0
200530 266 0.0 0.0 200625 266 0.0 0.0 210602 250 0.0 0.0
200530 266 0.0 0.0 200625 266 0.0 0.0 210602 250 0.0 0.0
200601 266 0.0 0.0 200625 266 0.0 0.0 210602 250 0.0 0.0
200601 266 0.0 0.0 200813 266 0.0 0.0
Ephemeris:
2020 KJ56 a,e,i = 44.06, 0.03, 3 q = 42.7714
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 16 19 25 17.7 -20 04 02 42.3221 42.7943 117.4 1.2 23.0
...
2023 10 01 19 25 03.1 -20 05 18 42.5632 42.7941 102.7 1.3 23.0
...
2023 10 09 19 25 04.3 -20 05 41 42.6986 42.7940 94.8 1.3 23.0
...
2023 10 15 19 25 09.3 -20 05 50 42.8015 42.7939 88.9 1.3 23.0
2023 10 16 19 25 10.5 -20 05 51 42.8187 42.7939 87.9 1.3 23.0
2023 10 17 19 25 11.8 -20 05 51 42.8358 42.7939 86.9 1.3 23.0
...
2023 10 23 19 25 21.7 -20 05 50 42.9381 42.7938 81.0 1.3 23.0
...
2023 10 31 19 25 40.2 -20 05 36 43.0717 42.7937 73.1 1.3 23.0
...
2023 11 15 19 26 31.1 -20 04 34 43.3056 42.7934 58.3 1.1 23.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-U24
More information about the Iaude
mailing list