MPEC 2023-H80 : 2023 HG1
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M.P.E.C. 2023-H80 Issued 2023 April 18, 16:42 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 HG1
Observations:
K23H01G C2023 03 26.39949912 27 53.746-13 06 05.12 22.12GVEH080F51
K23H01G C2023 03 26.41106212 27 52.428-13 05 48.99 21.44GVEH080F51
K23H01G C2023 03 26.43423812 27 49.748-13 05 15.89 21.46GVEH080F51
K23H01G*1C2023 04 17.30777811 48 38.228+05 23 08.56 20.56GVEH080G96
K23H01G 1C2023 04 17.31335811 48 37.073+05 23 37.00 20.51GVEH080G96
K23H01G 1C2023 04 17.31894111 48 35.863+05 24 05.11 20.46GVEH080G96
K23H01G 1C2023 04 17.32452211 48 34.643+05 24 33.73 20.20GVEH080G96
K23H01G KC2023 04 17.39323711 48 20.635+05 30 22.39 20.54GVEH080I52
K23H01G KC2023 04 17.39710311 48 19.894+05 30 42.01 20.73GVEH080I52
K23H01G KC2023 04 17.40098311 48 19.148+05 31 01.45 20.40GVEH080I52
K23H01G KC2023 04 17.88459011 47 19.262+06 12 15.41 20.4 GVEH080J95
K23H01G KC2023 04 17.89181611 47 17.774+06 12 54.36 20.7 GVEH080J95
K23H01G KC2023 04 17.90013611 47 16.015+06 13 37.96 20.6 GVEH080J95
K23H01G $C2023 04 17.90335511 47 19.130+06 15 07.27 20.3 GVEH080J04
K23H01G $C2023 04 17.90606511 47 18.516+06 15 22.04 20.4 GVEH080J04
K23H01G $C2023 04 17.90878411 47 17.913+06 15 36.72 20.3 GVEH080J04
K23H01G 6C2023 04 18.00662311 46 52.648+06 23 42.85 20.4 GVEH080Z84
K23H01G |C2023 04 18.19464 11 46 23.39 +06 44 30.3 20.7 GVEH080807
K23H01G |C2023 04 18.20019 11 46 22.15 +06 44 59.8 20.4 GVEH080807
K23H01G |C2023 04 18.20573 11 46 20.91 +06 45 29.3 20.5 GVEH080807
K23H01G C2023 04 18.28078311 46 22.484+06 49 05.85 20.66GVEH080F52
K23H01G C2023 04 18.29169011 46 19.916+06 50 05.06 20.57GVEH080F52
K23H01G C2023 04 18.30262011 46 17.303+06 51 04.75 20.41GVEH080F52
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, 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.
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.
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.
J04 ESA Optical Ground Station, Tenerife. Observers P. Ruiz, M. Micheli, F.
Ocana, L. Conversi. Measurers F. Ocana, M. Micheli, R. Kresken, A.
Knofel, M. Busch. 1.0-m f/4.4 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
Z84 Calar Alto-Schmidt. Observers M. Micheli, R. Kresken. Measurers R.
Kresken, M. Micheli, F. Ocana, L. Conversi. 0.8-m f/3 Schmidt + CCD.
Orbital elements:
2023 HG1 Earth MOID = 0.0156 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 245.54054 (2000.0) P Q
n 0.89654334 Peri. 81.87963 +0.23605592 +0.97162693
a 1.0651772 Node 201.79145 -0.90650663 +0.21470189
e 0.0873705 Incl. 2.28314 -0.35003332 +0.09921798
P 1.10 H 26.41 G 0.15 U 6
Residuals in seconds of arc
230326 F51 0.1- 0.0 230417 I52 0.2- 0.0 230418 Z84 0.1- 0.1+
230326 F51 0.0 0.1- 230417 I52 0.4- 0.2- 230418 807 0.0 0.3-
230326 F51 0.0 0.1+ 230417 J95 0.0 0.4- 230418 807 0.1+ 0.2-
230417 G96 0.6- 0.0 230417 J95 0.3+ 0.3+ 230418 807 0.1+ 0.1+
230417 G96 0.3+ 0.1+ 230417 J95 0.1+ 0.2- 230418 F52 0.2+ 0.1+
230417 G96 0.3+ 0.2- 230417 J04 0.3- 0.3- 230418 F52 0.1+ 0.0
230417 G96 0.0 0.0 230417 J04 0.2- 0.1+ 230418 F52 0.2- 0.3+
230417 I52 0.1- 0.0 230417 J04 0.1+ 0.3+
Ephemeris:
2023 HG1 a,e,i = 1.07, 0.09, 2 q = 0.9721
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 19 12 34 31.1 -15 17 34 0.09010 1.0808 160.7 17.7 22.3
...
2023 04 03 12 17 32.6 -09 05 22 0.06014 1.0591 171.7 7.8 21.0
...
2023 04 11 12 03 04.0 -02 20 44 0.04802 1.0474 161.0 18.1 20.9
...
2023 04 17 11 49 30.0 +04 58 35 0.04068 1.0387 149.0 29.8 20.8
2023 04 18 11 46 59.5 +06 24 59 0.03960 1.0372 146.8 32.0 20.8
2023 04 19 11 44 24.6 +07 55 22 0.03858 1.0358 144.5 34.3 20.8
...
2023 04 25 11 27 10.3 +18 22 44 0.03336 1.0273 129.5 49.1 20.9
...
2023 05 03 10 56 12.0 +35 57 36 0.02898 1.0165 106.6 71.8 21.3
...
2023 05 18 08 01 44.0 +68 52 07 0.03003 0.9983 63.5 115.0 23.3
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H80
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