MPEC 2023-H113 : 2023 HH2
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Read MPEC 2023-H112
Read MPEC 2023-H114
M.P.E.C. 2023-H113 Issued 2023 April 20, 22:47 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 HH2
Observations:
K23H02H*1C2023 04 19.20023010 20 41.723-12 27 21.17 20.45GVEH113G96
K23H02H 1C2023 04 19.20535310 20 42.047-12 26 26.45 20.65GVEH113G96
K23H02H 1C2023 04 19.21048410 20 42.342-12 25 32.34 20.51GVEH113G96
K23H02H 1C2023 04 19.21561210 20 42.616-12 24 38.92 20.57GVEH113G96
K23H02H KC2023 04 19.26860210 20 45.920-12 15 15.50 VEH113I52
K23H02H KC2023 04 19.27258210 20 46.170-12 14 33.10 21.02GVEH113I52
K23H02H KC2023 04 19.27410310 20 46.300-12 14 16.90 20.93GVEH113I52
K23H02H KC2023 04 19.35901510 21 02.01 -11 56 22.0 20.4 GVEH113474
K23H02H KC2023 04 19.36083710 21 02.13 -11 56 02.4 20.6 GVEH113474
K23H02H KC2023 04 19.36265310 21 02.25 -11 55 43.3 20.1 GVEH113474
K23H02H KC2023 04 19.36447010 21 02.37 -11 55 23.9 20.8 GVEH113474
K23H02H $C2023 04 19.88037910 22 01.851-10 23 57.98 20.3 GVEH113J04
K23H02H $C2023 04 19.88413910 22 02.080-10 23 15.40 20.3 GVEH113J04
K23H02H |C2023 04 19.99184 10 22 17.19 -10 00 32.1 20.7 VuEH113807
K23H02H |C2023 04 19.99841 10 22 17.70 -09 59 17.4 20.9 VuEH113807
K23H02H |C2023 04 20.00497 10 22 18.11 -09 58 03.5 20.8 VuEH113807
K23H02H KC2023 04 20.08769910 22 26.18 -09 45 02.8 20.8 VuEH113H21
K23H02H KC2023 04 20.09616 10 22 23.59 -09 40 56.7 19.4 GVEH113W94
K23H02H KC2023 04 20.09764410 22 26.89 -09 43 09.2 21.0 VuEH113H21
K23H02H KC2023 04 20.10244 10 22 24.07 -09 39 44.6 19.8 GVEH113W94
K23H02H KC2023 04 20.10379110 22 27.34 -09 41 58.5 20.6 VuEH113H21
K23H02H KC2023 04 20.10870 10 22 24.48 -09 38 32.5 18.9 GVEH113W94
K23H02H KC2023 04 20.86210 10 24 02.00 -07 11 03.6 20.4 GXEH113K96
K23H02H KC2023 04 20.87409 10 24 03.04 -07 08 35.3 19.8 GXEH113K96
K23H02H hC2023 04 20.87446410 24 03.71 -07 08 41.8 20.9 GVEH113L01
K23H02H hC2023 04 20.87594610 24 03.86 -07 08 23.2 20.8 GVEH113L01
K23H02H hC2023 04 20.87742610 24 03.98 -07 08 04.4 21.1 GVEH113L01
K23H02H hC2023 04 20.87890810 24 04.10 -07 07 45.8 20.9 GVEH113L01
K23H02H hC2023 04 20.88039010 24 04.26 -07 07 27.9 20.8 GVEH113L01
K23H02H KC2023 04 20.88609 10 24 04.14 -07 06 05.0 19.7 GXEH113K96
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 0.61-m f/6.5 Dall-Kirkham Astrograph + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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.
K96 Savelli Observatory. Observers A. Brosio, A. De Pieri. Measurer A. De
Pieri. 0.50-m f/8 RC + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
W94 MAP, San Pedro de Atacama. Observers A. Maury, G. Attard. Measurers A.
Maury, G. Attard, D. Parrott, F. Signoret. 0.28-m f/2.2 Schmidt
astrograph + CCD.
Orbital elements:
2023 HH2 Earth MOID = 0.0239 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 299.02034 (2000.0) P Q
n 0.66983245 Peri. 34.54527 -0.40847762 +0.90571001
a 1.2936752 Node 211.78359 -0.87845543 -0.42379434
e 0.2280900 Incl. 12.42113 -0.24791551 +0.00936679
P 1.47 H 24.97 G 0.15 U 7
Residuals in seconds of arc
230419 G96 0.0 0.2- 230419 474 0.1- 0.1- 230420 H21 0.1+ 0.3-
230419 G96 0.5+ 0.5+ 230419 J04 0.0 0.0 230420 W94 0.4+ 0.1-
230419 G96 0.4+ 0.4+ 230419 J04 0.1- 0.4+ 230420 K96 0.1+ 0.5+
230419 G96 0.1+ 0.4- 230419 807 0.4- 0.1- 230420 K96 0.1+ 0.2-
230419 I52 0.2- 0.1- 230419 807 0.5+ 0.2+ 230420 L01 0.3- 0.4-
230419 I52 0.5- 0.2- 230420 807 0.1- 0.3- 230420 L01 0.1- 0.3-
230419 I52 0.2- 0.3- 230420 H21 0.2+ 0.2+ 230420 L01 0.3- 0.1+
230419 474 0.0 0.0 230420 W94 0.4- 0.6+ 230420 L01 0.5- 0.3+
230419 474 0.0 0.2+ 230420 H21 0.0 0.3- 230420 L01 0.1- 0.3-
230419 474 0.0 0.1- 230420 W94 0.6+ 0.2+ 230420 K96 0.6+ 0.7+
Ephemeris:
2023 HH2 a,e,i = 1.29, 0.23, 12 q = 0.9986
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 21 10 21 57.1 -41 07 30 0.1806 1.1274 133.3 40.0 23.1
...
2023 04 05 10 11 51.6 -34 52 39 0.1146 1.0811 132.7 42.8 22.1
...
2023 04 13 10 13 23.8 -25 54 50 0.08264 1.0594 131.9 44.8 21.4
...
2023 04 19 10 20 22.1 -13 00 31 0.06172 1.0448 129.9 47.5 20.8
2023 04 20 10 22 14.8 -10 00 01 0.05870 1.0425 129.2 48.3 20.7
2023 04 21 10 24 23.3 -06 40 42 0.05586 1.0403 128.4 49.2 20.6
...
2023 04 27 10 44 40.4 +20 25 36 0.04457 1.0280 118.0 59.8 20.4
...
2023 05 05 11 53 19.1 +60 52 31 0.05085 1.0147 95.7 81.4 21.4
...
2023 05 20 18 36 07.3 +76 13 59 0.09867 1.0002 80.5 93.9 23.3
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H113
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