MPEC 2023-F157 : 2023 FR4
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M.P.E.C. 2023-F157 Issued 2023 March 27, 11:02 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 FR4
Observations:
K23F04R C2023 03 26.41430212 39 29.291-11 31 22.28 21.71GVEF157F51
K23F04R* C2023 03 26.42586312 39 35.328-11 30 04.27 21.06wUEF157F51
K23F04R C2023 03 26.43744812 39 41.283-11 28 46.65 20.88wUEF157F51
K23F04R C2023 03 26.53747212 40 32.365-11 17 36.22 21.09GVEF157F52
K23F04R C2023 03 26.53810212 40 32.689-11 17 31.92 21.02GVEF157F52
K23F04R KC2023 03 26.65479012 41 39.48 -11 01 26.7 21.0 GVEF157474
K23F04R KC2023 03 26.65660812 41 40.49 -11 01 15.3 20.9 GVEF157474
K23F04R KC2023 03 26.65842612 41 41.43 -11 01 03.9 20.7 GVEF157474
K23F04R KC2023 03 26.66024512 41 42.34 -11 00 52.2 20.9 GVEF157474
K23F04R |C2023 03 27.27523 12 47 03.38 -10 00 52.1 21.2 GVEF157807
K23F04R |C2023 03 27.28262 12 47 06.47 -10 00 10.8 20.9 GVEF157807
K23F04R |C2023 03 27.29002 12 47 09.55 -09 59 29.4 21.1 GVEF157807
K23F04R KC2023 03 27.42377512 48 11.260-09 50 22.30 21.25GVEF157I52
K23F04R KC2023 03 27.42631112 48 12.320-09 50 09.00 20.86GVEF157I52
K23F04R KC2023 03 27.42884312 48 13.300-09 49 55.80 VEF157I52
K23F04R KC2023 03 27.43137612 48 14.350-09 49 41.60 VEF157I52
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. 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, K. Chambers, T. de Boer, H. Gao,
C.-C. Lin, E. Magnier. 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.
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.
Orbital elements:
2023 FR4 Earth MOID = 0.0157 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 4.86605 (2000.0) P Q
n 0.40041972 Peri. 302.82808 -0.67193205 -0.74051608
a 1.8230241 Node 189.41678 +0.70160515 -0.63128325
e 0.5063218 Incl. 4.19493 +0.23718670 -0.23047209
P 2.46 H 27.24 G 0.15 U 7
Residuals in seconds of arc
230326 F51 0.2- 0.1- 230326 474 0.0 0.2+ 230327 I52 0.1+ 0.2+
230326 F51 0.4+ 0.2+ 230326 474 0.1+ 0.2- 230327 I52 0.4+ 0.3-
230326 F51 0.1+ 0.1+ 230326 474 0.3- 0.2- 230327 I52 0.5- 0.9-
230326 F52 0.0 0.0 230327 807 0.0 0.0 230327 I52 0.3- 0.5-
230326 F52 0.0 0.1+ 230327 807 0.1+ 0.0
230326 474 (1.0- 0.6+) 230327 807 0.1- 0.1+
Ephemeris:
2023 FR4 a,e,i = 1.82, 0.51, 4 q = 0.9000
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 02 25 02 05 00.6 -06 37 57 0.1384 0.9135 53.2 119.9 27.6
...
2023 03 12 02 55 41.8 -14 38 48 0.04941 0.9643 52.7 124.9 25.9
...
2023 03 20 08 27 05.7 -37 59 15 0.01710 1.0039 118.6 60.5 20.6
...
2023 03 26 12 35 03.2 -12 18 47 0.04152 1.0381 168.7 10.9 21.1
2023 03 27 12 44 50.3 -10 28 09 0.04717 1.0441 169.9 9.6 21.3
2023 03 28 12 52 25.1 -09 00 17 0.05294 1.0501 170.6 8.9 21.6
...
2023 04 03 13 15 56.3 -04 14 50 0.08928 1.0882 172.6 6.8 22.7
...
2023 04 11 13 26 54.2 -01 53 48 0.1412 1.1422 173.3 5.9 23.7
...
2023 04 26 13 34 02.4 -00 49 38 0.2515 1.2502 164.5 12.4 25.5
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-F157
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