MPEC 2023-H252 : 2023 HE7
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M.P.E.C. 2023-H252 Issued 2023 April 30, 13:58 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 HE7
Observations:
K23H07E 1C2023 04 19.35109 14 19 37.14 -07 55 46.8 21.1 GVEH252G96
K23H07E 1C2023 04 19.36142 14 19 36.01 -07 54 53.9 VEH252G96
K23H07E*1C2023 04 28.27703513 55 36.480+12 51 44.46 21.75GVEH252G96
K23H07E 1C2023 04 28.28220513 55 35.105+12 52 49.98 20.34GVEH252G96
K23H07E 1C2023 04 28.28738113 55 33.679+12 53 56.11 21.55GVEH252G96
K23H07E 1C2023 04 28.29257513 55 32.272+12 55 01.85 20.92GVEH252G96
K23H07E KC2023 04 28.32847213 55 22.440+13 02 36.70 21.38GVEH252V06
K23H07E KC2023 04 28.33240513 55 21.340+13 03 26.90 20.87GVEH252V06
K23H07E KC2023 04 28.33634013 55 20.250+13 04 17.30 21.27GVEH252V06
K23H07E KC2023 04 28.34027413 55 19.190+13 05 07.20 21.12GVEH252V06
K23H07E KC2023 04 28.40986013 55 00.106+13 19 54.41 20.83GVEH252V06
K23H07E KC2023 04 28.41263313 54 59.360+13 20 30.30 20.49GVEH252V06
K23H07E KC2023 04 29.12028913 51 49.61 +15 56 51.0 21.1 VuEH252H21
K23H07E KC2023 04 29.12724713 51 47.54 +15 58 26.7 21.2 VuEH252H21
K23H07E KC2023 04 29.13292313 51 45.85 +15 59 44.5 21.2 VuEH252H21
K23H07E KC2023 04 29.17159213 51 35.02 +16 08 38.8 21.3 GXEH252858
K23H07E KC2023 04 29.17983413 51 32.52 +16 10 33.0 21.2 GXEH252858
K23H07E KC2023 04 29.19112913 51 29.06 +16 13 08.6 21.2 GXEH252858
K23H07E KC2023 04 30.19324713 46 19.838+20 13 59.46 21.4 GVEH252H01
K23H07E KC2023 04 30.20102413 46 17.123+20 15 57.03 21.2 GVEH252H01
K23H07E C2023 04 30.21362813 46 12.735+20 19 07.09 21.9 GVEH252H01
K23H07E C2023 04 30.22225013 46 09.729+20 21 17.37 21.2 GVEH252H01
Observer details:
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observers G. J. Leonard, J. B. Fazekas. Measurers B.
Gray, D. Rankin, F. C. Shelly, 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, R. L. Seaman, A. Serrano, 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 1.3-m f/4.0 astrograph + CCD.
V06 Catalina Sky Survey-Kuiper. Observer A. Serrano. 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. 1.55-m
reflector + 1K CCD.
Orbital elements:
2023 HE7 Earth MOID = 0.1234 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 331.82169 (2000.0) P Q
n 0.23688133 Peri. 115.53163 +0.75867319 +0.62111607
a 2.5869150 Node 207.44449 -0.63536965 +0.77210582
e 0.8076688 Incl. 25.24228 +0.14394580 +0.13441514
P 4.16 H 23.53 G 0.15 U 9
Residuals in seconds of arc
230419 G96 0.1+ 0.6+ 230428 V06 0.1- 0.1- 230429 858 0.4+ 0.4+
230419 G96 0.0 0.6- 230428 V06 0.2+ 0.2- 230429 858 0.1- 0.1-
230428 G96 0.6- 0.2- 230428 V06 0.1+ 0.4- 230430 H01 0.1+ 0.0
230428 G96 0.0 0.1- 230428 V06 0.2+ 0.0 230430 H01 0.1- 0.2+
230428 G96 0.2- 0.4+ 230429 H21 0.1- 0.0 230430 H01 0.0 0.1-
230428 G96 0.1+ 0.3+ 230429 H21 0.0 0.1+ 230430 H01 0.0 0.1-
230428 V06 0.3+ 0.6- 230429 H21 0.2+ 0.2-
230428 V06 0.0 0.4- 230429 858 0.6+ 0.0
Ephemeris:
2023 HE7 a,e,i = 2.59, 0.81, 25 q = 0.4975
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 31 14 32 23.1 -21 35 45 0.6186 1.5529 146.6 20.7 24.5
...
2023 04 15 14 25 23.1 -13 07 55 0.3642 1.3594 166.1 10.2 22.7
...
2023 04 23 14 12 26.4 -01 34 27 0.2497 1.2512 168.9 8.9 21.6
...
2023 04 29 13 52 22.4 +15 29 42 0.1829 1.1679 149.3 26.1 21.4
2023 04 30 13 47 21.7 +19 25 57 0.1744 1.1538 144.7 30.3 21.4
2023 05 01 13 41 36.6 +23 43 01 0.1670 1.1397 139.6 34.9 21.4
...
2023 05 07 12 37 12.7 +54 03 15 0.1497 1.0540 103.6 68.5 21.9
...
2023 05 15 07 14 35.4 +73 30 34 0.1991 0.9377 63.1 105.9 23.8
...
2023 05 30 03 51 18.9 +54 04 08 0.3872 0.7206 33.0 129.9 26.5
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H252
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