[Iaude] MPEC F79: 2019 AP9 [a=2.00,e=0.73,i=18.6,H=19.70]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat Mar 23 10:10:22 EDT 2024
M.P.E.C. 2024-F79 Issued 2024 March 23, 14:09 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
2019 AP9
Revision to MPEC 2019-A191
Additional Observations:
K19A09P 1C2024 03 19.35333214 59 40.650+23 05 36.46 20.92GVEF079G96
K19A09P 1C2024 03 19.35850514 59 40.985+23 05 49.88 20.89GVEF079G96
K19A09P 1C2024 03 19.36366714 59 41.334+23 06 02.38 21.05GVEF079G96
K19A09P 1C2024 03 19.36882214 59 41.658+23 06 15.08 20.68GVEF079G96
K19A09P KC2024 03 19.47271214 59 48.876+23 10 33.71 20.83GVEF079I52
K19A09P KC2024 03 19.47993714 59 49.376+23 10 51.67 21.19GVEF079I52
K19A09P KC2024 03 23.04044715 04 16.327+25 47 14.28 20.9 GVEF079J95
K19A09P KC2024 03 23.06266815 04 17.899+25 48 17.03 20.6 GVEF079J95
Observer details:
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers T. Beuden, V. F.
Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos, G. J. Leonard. 1.5-m
reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C. Fuls, A.
R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
Wierzchos, R. A. Kowalski. 1.0-m prime focus + CCD.
J95 Great Shefford. Observer P. Birtwhistle. Measurers P. Birtwhistle, P.
Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240319 G96 4.69- 0.90- 240323 J95 5.18- 0.90- E2024-A74 -1.93 days
Orbital elements:
2019 AP9 Earth MOID = 0.3158 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 332.48058 (2000.0) P Q
n 0.34745158 Peri. 182.48370 +0.70041528 +0.67322930
a 2.0038868 Node 132.11206 -0.64920867 +0.73891999
e 0.7298325 Incl. 18.63339 -0.29655783 -0.02756015
P 2.84 H 19.70 G 0.15 U 3
Residuals in seconds of arc
190108 F51 0.4- 0.2- 190109 568 0.0 0.0 190125 F52 0.4- 0.4-
190108 F51 0.1+ 0.2- 190110 807 0.1- 0.1+ 190125 F52 0.2- 0.2+
190108 F51 0.0 0.0 190110 807 0.1- 0.0 190125 F52 0.0 0.4+
190109 V06 0.1+ 0.1- 190110 807 0.0 0.1- 240319 G96 0.5+ 0.1-
190109 V06 0.0 0.2+ 190111 807 0.5+ 0.4- 240319 G96 0.2+ 0.4+
190109 807 0.1+ 0.0 190111 807 1.2+ 0.2- 240319 G96 0.0 0.0
190109 V06 0.1+ 0.1- 190112 807 0.1- 0.2+ 240319 G96 0.4- 0.1-
190109 V06 0.1+ 0.1- 190112 807 0.1+ 0.2+ 240319 I52 0.1- 0.3-
190109 807 0.1- 0.2+ 190112 807 0.1- 0.2+ 240319 I52 0.1- 0.3-
190109 807 0.1- 0.1+ 190112 291 0.1- 1.4- 240323 J95 0.0 0.1+
190109 568 0.0 0.0 190112 291 0.2- 0.2+ 240323 J95 0.4- 0.7+
190109 568 0.0 0.0 190125 F52 0.2+ 0.1-
Ephemeris:
2019 AP9 a,e,i = 2.00, 0.73, 19 q = 0.5414
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 22 14 27 09.4 +10 52 23 1.1048 1.8041 118.9 28.7 22.5
...
2024 03 08 14 45 47.8 +16 31 22 0.8534 1.6527 126.9 28.7 21.7
...
2024 03 16 14 55 33.3 +20 53 59 0.7341 1.5676 129.5 29.3 21.3
...
2024 03 22 15 02 57.5 +24 59 47 0.6525 1.5018 130.1 30.5 21.0
2024 03 23 15 04 12.9 +25 45 26 0.6396 1.4907 130.0 30.8 20.9
2024 03 24 15 05 28.9 +26 32 32 0.6269 1.4795 129.9 31.1 20.9
...
2024 03 30 15 13 23.4 +31 47 43 0.5554 1.4113 128.2 33.8 20.6
...
2024 04 07 15 25 33.0 +40 26 32 0.4730 1.3176 122.6 39.8 20.2
...
2024 04 22 16 09 20.3 +62 25 21 0.3638 1.1336 101.2 60.4 19.9
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-F79
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