[Iaude] MPEC R165: 2018 RZ3 [a=1.41,e=0.25,i=28.3,H=23.87]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Sep 12 21:07:15 EDT 2023
M.P.E.C. 2023-R165 Issued 2023 September 13, 01:05 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
2018 RZ3
Revision to MPEC 2018-R120
Additional Observations:
K18R03Z C2023 09 12.24233020 36 29.567+02 56 16.01 20.03wXER165F52
K18R03Z C2023 09 12.25008520 36 24.849+02 58 51.32 19.74GVER165F52
K18R03Z C2023 09 12.25779320 36 20.115+03 01 25.85 19.89wXER165F52
K18R03Z C2023 09 12.26551320 36 15.426+03 03 59.54 19.45GVER165F52
K18R03Z C2023 09 12.32434220 35 39.496+03 23 30.81 VER165F52
K18R03Z C2023 09 12.32523920 35 38.952+03 23 48.85 19.51GVER165F52
K18R03Z 1C2023 09 12.78541 20 31 24.92 +05 52 31.8 19.9 VXER165033
K18R03Z 1C2023 09 12.78581 20 31 24.69 +05 52 39.4 20.1 VXER165033
K18R03Z 1C2023 09 12.78621 20 31 24.46 +05 52 47.1 20.2 VXER165033
K18R03Z KC2023 09 12.85259420 30 46.41 +06 14 03.7 VER165104
K18R03Z KC2023 09 12.85668220 30 44.00 +06 15 21.9 19.9 GVER165104
K18R03Z KC2023 09 12.86281720 30 40.44 +06 17 18.0 20.4 GVER165104
K18R03Z IC2023 09 12.91245320 30 11.77 +06 32 56.2 20.2 GVER165L01
K18R03Z KC2023 09 12.91690020 30 09.17 +06 34 19.8 20.3 GVER165L01
K18R03Z KC2023 09 12.91838120 30 08.41 +06 34 47.4 20.0 GVER165L01
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, F. Ludwig, M. Hartmann, B. Stecklum. Measurer B. Stecklum.
1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m F4 Reflector + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith, K. Chambers, T. Dukes. Measurers K. Chambers, T. de
Boer, J. Bulger, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E.
Magnier, P. Minguez, Y. Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat,
R. Weryk, S. Chastel. 1.8-m Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
230912 F52 23+ 33+ 230912 L01 21+ 34+ MPO452103 +5.32 days
Orbital elements:
2018 RZ3 Earth MOID = 0.0634 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 346.80355 (2000.0) P Q
n 0.59096084 Peri. 26.61144 +0.96866134 -0.20992188
a 1.4063613 Node 343.75575 +0.03326065 +0.63934551
e 0.2539134 Incl. 28.33549 +0.24614821 +0.73970948
P 1.67 H 23.87 G 0.15 U 2
Residuals in seconds of arc
180910 703 0.6- 0.6- 180910 104 0.2- 0.4+ 180913 I52 0.0 0.2-
180910 703 0.1+ 0.1+ 180910 160 0.4+ 0.1- 180913 I52 0.0 0.3-
180910 703 0.4+ 1.2+ 180910 204 0.3+ 0.5+ 180913 I52 0.1+ 0.3-
180910 I52 0.4+ 0.3- 180910 160 0.9+ 0.5- 230912 F52 0.2+ 0.3-
180910 I52 0.4- 0.2- 180910 160 0.5+ 0.8- 230912 F52 0.3+ 0.1-
180910 I52 0.4+ 0.5- 180910 160 0.4+ 0.5- 230912 F52 0.2- 0.4+
180910 I52 0.8- 0.1- 180910 160 1.0- 0.1+ 230912 F52 0.1+ 0.1-
180910 K63 0.9- 0.5+ 180911 H36 0.1- 0.5+ 230912 F52 0.1+ 0.4-
180910 K63 0.7- 0.3+ 180911 I52 1.4- 0.1- 230912 F52 0.2+ 0.2-
180910 587 0.4+ 0.6+ 180911 I52 0.1- 0.3- 230912 033 0.1+ 0.1-
180910 K63 0.5- 0.0 180911 H36 0.2+ 0.8+ 230912 033 0.0 0.1-
180910 587 0.4+ 0.2- 180911 I52 0.3- 0.1- 230912 033 0.1+ 0.1-
180910 L01 0.2- 0.2+ 180911 I52 0.1+ 0.4- 230912 104 0.3+ 0.2+
180910 L01 0.4- 0.1+ 180911 H36 0.4- 1.4+ 230912 104 0.5- 0.7+
180910 L01 0.4- 0.1+ 180911 H36 0.4+ 0.7+ 230912 104 0.7- 0.2+
180910 104 0.1- 0.1+ 180911 474 0.1+ 0.3- 230912 L01 0.3+ 0.2+
180910 204 0.1+ 0.0 180911 474 0.2- 0.1- 230912 L01 0.6- 0.1-
180910 104 0.1+ 0.0 180911 474 0.0 0.0 230912 L01 0.6+ 0.5-
Ephemeris:
2018 RZ3 a,e,i = 1.41, 0.25, 28 q = 1.0493
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 14 01 52 35.1 -64 13 23 0.2443 1.1341 113.8 54.8 23.1
...
2023 08 29 23 44 52.7 -57 51 48 0.1258 1.0945 129.6 45.4 21.3
...
2023 09 06 21 49 23.3 -33 40 57 0.08026 1.0777 148.9 28.9 19.8
...
2023 09 12 20 38 46.0 +01 35 10 0.07813 1.0675 139.7 37.6 20.0
2023 09 13 20 29 27.2 +07 01 18 0.08125 1.0660 135.6 41.4 20.2
2023 09 14 20 20 48.7 +11 59 21 0.08519 1.0645 131.5 45.1 20.4
...
2023 09 20 19 41 06.2 +32 15 24 0.1200 1.0572 113.0 61.0 21.6
...
2023 09 28 19 10 33.6 +44 15 51 0.1790 1.0511 101.0 69.4 22.7
...
2023 10 13 18 46 15.5 +52 54 48 0.2921 1.0513 92.3 71.5 23.8
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-R165
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