MPEC 2024-N83 : 2019 QD8
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M.P.E.C. 2024-N83 Issued 2024 July 7, 14:14 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2019 QD8
Revision to MPEC 2019-R26
Additional Observations:
K19Q08D C2024 05 09.40139 17 17 17.13 +52 29 07.7 22.3 GVEN083V00
K19Q08D C2024 05 09.41505 17 17 17.81 +52 29 25.7 22.9 GVEN083V00
K19Q08D C2024 05 09.42066 17 17 18.04 +52 29 33.2 22.7 GVEN083V00
K19Q08D C2024 07 04.34302417 57 26.820+58 37 39.44 21.54wXEN083F52
K19Q08D C2024 07 04.35694117 57 27.510+58 37 28.60 21.64wXEN083F52
K19Q08D C2024 07 04.37081317 57 28.198+58 37 17.80 21.56wXEN083F52
K19Q08D C2024 07 04.38467017 57 28.861+58 37 06.91 21.64wXEN083F52
K19Q08D $C2024 07 04.90339517 58 11.438+58 29 34.97 VEN083J04
K19Q08D $C2024 07 04.92484217 58 12.568+58 29 18.96 VEN083J04
K19Q08D 6C2024 07 05.02226 17 58 16.84 +58 27 50.9 21.7 GVEN083Z84
K19Q08D 6C2024 07 05.03552 17 58 17.65 +58 27 38.1 21.2 GVEN083Z84
K19Q08D 6C2024 07 05.04878 17 58 18.39 +58 27 25.7 21.8 GVEN083Z84
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
J04 ESA Optical Ground Station, Tenerife. Observers D. Abreu, M. Micheli, F.
Ocana, L. Conversi. Measurers F. Ocana, M. Micheli, R. Kresken.
1.0-m f/4.4 reflector + CCD.
V00 Kitt Peak-Bok. Observer R. A. Mastaler. Measurers B. Gray, D. Rankin, F.
C. Shelly. 2.25-m reflector + mosaic CCD.
Z84 Calar Alto-Schmidt. Observers M. Micheli, R. Kresken, F. Ocana.
Measurers R. Kresken, M. Micheli, F. Ocana, L. Conversi. 0.8-m f/3
Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240509 V00 0.31+ 0.12+ 240705 Z84 0.68+ 0.12+ MPO492684 +0.13 days
Orbital elements:
2019 QD8 Earth MOID = 0.0623 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 293.93495 (2000.0) P Q
n 0.58871674 Peri. 160.42761 +0.46843132 +0.84664184
a 1.4099329 Node 136.46784 -0.85158045 +0.50880606
e 0.2447175 Incl. 21.50846 -0.23533558 -0.15592944
P 1.67 H 22.27 G 0.15 U 0
Residuals in seconds of arc
190720 F51 0.1+ 0.0 190829 568 0.1+ 0.2- 240704 F52 0.2- 0.0
190720 F51 (0.6- 0.9+) 190829 568 0.3+ 0.0 240704 F52 0.1- 0.1-
190720 F51 0.1- 0.0 190829 568 0.0 0.1+ 240704 F52 0.1- 0.0
190720 F51 (0.6+ 0.3-) 190904 568 0.1+ 0.0 240704 F52 0.2- 0.3+
190828 F51 0.1- 0.3+ 190904 568 0.1+ 0.0 240704 J04 0.6+ 0.8-
190828 F51 0.0 0.0 190904 568 0.1+ 0.1- 240704 J04 0.0 0.2-
190828 F51 0.0 0.0 240509 V00 0.3- 0.1+ 240705 Z84 0.1- 0.1+
190828 F51 0.2+ 0.1- 240509 V00 0.3+ 0.1- 240705 Z84 0.3+ 0.3-
190829 F51 0.0 0.2- 240509 V00 0.1+ 0.1- 240705 Z84 0.2+ 0.0
Ephemeris:
2019 QD8 a,e,i = 1.41, 0.24, 22 q = 1.0649
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 06 07 17 36 21.0 +59 28 52 0.3676 1.1234 97.5 63.6 22.6
...
2024 06 22 17 45 19.9 +60 07 21 0.3009 1.0914 96.4 67.7 22.2
...
2024 06 30 17 52 25.1 +59 25 38 0.2595 1.0791 96.9 69.3 21.9
...
2024 07 06 17 59 37.2 +58 12 36 0.2263 1.0722 98.1 69.9 21.6
2024 07 07 18 01 02.3 +57 55 43 0.2206 1.0713 98.4 69.9 21.6
2024 07 08 18 02 31.7 +57 37 13 0.2149 1.0704 98.7 69.9 21.5
...
2024 07 14 18 13 17.9 +55 03 37 0.1799 1.0666 101.3 69.1 21.1
...
2024 07 22 18 34 06.7 +48 29 33 0.1326 1.0649 108.2 65.0 20.3
...
2024 08 06 19 45 02.1 +02 53 13 0.06556 1.0728 152.2 26.1 17.7
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-N83
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