MPEC 2023-H28 : 2023 GW2
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M.P.E.C. 2023-H28 Issued 2023 April 17, 11:12 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 GW2
Observations:
K23G02W*1C2023 04 15.30115712 41 28.468+11 27 44.32 21.18GVEH028G96
K23G02W 1C2023 04 15.30636212 41 25.246+11 26 45.74 21.33GVEH028G96
K23G02W 1C2023 04 15.31155412 41 22.135+11 25 48.04 20.61GVEH028G96
K23G02W 1C2023 04 15.31672812 41 18.913+11 24 48.67 21.17GVEH028G96
K23G02W C2023 04 15.34402712 41 01.736+11 19 37.12 20.7 GVEH028H01
K23G02W C2023 04 15.34730312 40 59.724+11 18 59.63 20.8 GVEH028H01
K23G02W C2023 04 15.35809112 40 53.145+11 16 57.91 20.7 GVEH028H01
K23G02W C2023 04 15.36554812 40 48.628+11 15 33.33 21.0 GVEH028H01
K23G02W C2023 04 15.38595912 40 42.473+11 12 18.52 20.71GVEH028F52
K23G02W KC2023 04 16.16144212 33 24.077+08 43 36.44 20.64GVEH028I52
K23G02W KC2023 04 16.16314012 33 23.069+08 43 15.42 20.78GVEH028I52
K23G02W KC2023 04 16.16484612 33 21.985+08 42 55.87 21.09GVEH028I52
K23G02W |C2023 04 16.17045 12 33 13.14 +08 44 20.1 21.0 GVEH028807
K23G02W |C2023 04 16.17286 12 33 11.68 +08 43 51.5 20.9 GVEH028807
K23G02W |C2023 04 16.17768 12 33 08.63 +08 42 55.6 21.1 GVEH028807
K23G02W |C2023 04 17.07990 12 24 34.63 +05 44 49.2 21.3 VuEH028807
K23G02W |C2023 04 17.08641 12 24 30.51 +05 43 31.2 21.6 VuEH028807
K23G02W |C2023 04 17.09292 12 24 26.40 +05 42 14.7 21.4 VuEH028807
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD, 0.61-m f/6.5 Dall-Kirkham
Astrograph + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer J. K. Hogan. Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer J. B. Fazekas.
Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly,
K. W. Wierzchos. 1.0-m prime focus + CCD.
Orbital elements:
2023 GW2 Earth MOID = 0.0543 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 261.01083 (2000.0) P Q
n 0.87539302 Peri. 236.09392 -0.13477032 +0.98406717
a 1.0822660 Node 26.88589 -0.80322950 -0.03996476
e 0.0372761 Incl. 14.85930 -0.58022352 -0.17324731
P 1.13 H 26.04 G 0.15 U 7
Residuals in seconds of arc
230415 G96 0.7- 0.1- 230415 H01 0.2+ 0.2+ 230416 807 0.4- 0.3+
230415 G96 0.8- 0.1- 230415 H01 0.5+ 0.2+ 230416 807 0.4+ 0.2-
230415 G96 0.6+ 0.6+ 230415 F52 0.0 0.2- 230416 807 0.2- 0.2+
230415 G96 0.2+ 0.5- 230416 I52 0.2- 0.8+ 230417 807 0.5+ 0.0
230415 H01 0.2+ 0.2+ 230416 I52 0.3+ 0.5- 230417 807 0.3- 0.1-
230415 H01 0.1+ 0.2- 230416 I52 0.2- 0.3- 230417 807 (0.8- 1.5+)
Ephemeris:
2023 GW2 a,e,i = 1.08, 0.04, 15 q = 1.0419
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 18 15 14 50.2 +43 22 09 0.1568 1.0772 117.8 54.8 24.2
...
2023 04 02 14 23 56.3 +36 51 22 0.09859 1.0681 132.3 43.8 22.8
...
2023 04 10 13 28 50.8 +25 23 13 0.07323 1.0635 146.7 31.1 21.8
...
2023 04 16 12 34 52.1 +09 16 00 0.06211 1.0603 155.8 22.8 21.2
2023 04 17 12 25 17.8 +05 59 34 0.06129 1.0597 155.7 22.9 21.2
2023 04 18 12 15 41.0 +02 37 36 0.06080 1.0592 154.9 23.7 21.2
...
2023 04 24 11 19 56.7 -17 02 50 0.06497 1.0562 140.1 37.6 21.7
...
2023 05 02 10 19 55.5 -34 51 55 0.08463 1.0525 120.1 55.9 22.8
...
2023 05 17 09 15 34.5 -48 46 53 0.1362 1.0469 101.5 71.1 24.3
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H28
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