[Iaude] MPEC U177: 2023 UB4 [a=1.38,e=0.39,i=30.9,H=24.0]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat Oct 21 16:11:45 EDT 2023
M.P.E.C. 2023-U177 Issued 2023 October 21, 20:10 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 UB4
Observations:
K23U04B* C2023 10 20.17198022 42 42.750+46 58 07.04 18.5 GVEU177U68
K23U04B C2023 10 20.17532122 42 51.286+46 56 10.06 18.5 GVEU177U68
K23U04B C2023 10 20.17908322 43 00.842+46 53 57.39 18.7 GVEU177U68
K23U04B C2023 10 20.18242422 43 09.361+46 51 59.97 18.7 GVEU177U68
K23U04B C2023 10 20.18615722 43 18.767+46 49 48.60 19.4 GVEU177U68
K23U04B C2023 10 20.18949922 43 27.288+46 47 49.23 19.4 GVEU177U68
K23U04B C2023 10 20.19322422 43 36.745+46 45 39.63 19.4 GVEU177U68
K23U04B C2023 10 20.19656522 43 45.244+46 43 41.17 19.4 GVEU177U68
K23U04B KC2023 10 21.07340923 17 51.832+37 29 43.80 18.93GVEU177I52
K23U04B KC2023 10 21.07444523 17 53.905+37 29 03.08 18.88GVEU177I52
K23U04B KC2023 10 21.07495923 17 54.956+37 28 43.18 18.74GVEU177I52
K23U04B KC2023 10 21.08823123 18 20.32 +37 19 56.2 19.5 GXEU177858
K23U04B KC2023 10 21.09897723 18 41.60 +37 12 51.4 18.9 GXEU177858
K23U04B KB2023 10 21.12034 23 19 21.31 +36 58 40.2 18.6 rZEU177H36
K23U04B KB2023 10 21.12562 23 19 31.64 +36 55 09.8 18.7 rZEU177H36
K23U04B KB2023 10 21.13083 23 19 41.81 +36 51 42.6 18.9 rZEU177H36
K23U04B C2023 10 21.18509123 21 31.180+36 15 47.73 19.7 GVEU177654
K23U04B C2023 10 21.18705823 21 34.948+36 14 29.25 19.7 GVEU177654
K23U04B C2023 10 21.22166723 22 41.212+35 51 16.48 18.5 GVEU177U74
K23U04B C2023 10 21.22558723 22 48.648+35 48 39.42 18.5 GVEU177U74
K23U04B KC2023 10 21.33167 23 26 04.42 +34 36 51.3 19.0 VqEU177734
K23U04B KC2023 10 21.33584 23 26 12.20 +34 34 02.6 19.1 VqEU177734
K23U04B KC2023 10 21.34000 23 26 20.02 +34 31 12.8 19.5 VqEU177734
K23U04B KB2023 10 21.76450 23 39 17.01 +29 45 38.9 18.3 GXEU177K35
K23U04B KB2023 10 21.76760 23 39 22.08 +29 43 34.3 18.5 GXEU177K35
K23U04B KB2023 10 21.76916 23 39 24.65 +29 42 32.5 18.8 GXEU177K35
K23U04B KB2023 10 21.77071 23 39 27.22 +29 41 30.6 18.8 GXEU177K35
K23U04B KB2023 10 21.80906623 40 29.817+29 15 52.69 19.3 GXEU177B72
K23U04B KB2023 10 21.81660523 40 42.068+29 10 49.92 19.1 GXEU177B72
Observer details:
654 Table Mountain Observatory, Wrightwood-PHMC. Observers N. Evans, P. Choi,
N. Saini, C. Zhai, R. Trahan, M. Shao. 1.0-m Reflector + CCD.
734 Farpoint Observatory, Eskridge. Observers D. Cromer, G. Hug, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.69-m f/3.54 reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.16-m f/7
Refractor + CCD.
B72 Soerth. Observer B. Koch. 0.36-m f/7.6 reflector + CMO.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/4.8 reflector +
CMO.
I52 Steward Observatory, Mt. Lemmon Station. Observer J. B. Fazekas.
Measurers E. C. Beshore, 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, F. C. Shelly, K. W. Wierzchos. 1.0-m
prime focus + CCD.
K35 Huenfelden. Observer P. Remmel. 0.36-m f/1.9 reflector + CMO.
U68 JPL SynTrack Robotic Telescope, Auberry. Observers N. Saini, C. Zhai, R.
Trahan, M. Zhan, M. Shao. 0.28-m Reflector + CCD.
U74 JPL SynTrack Robotic Telescope 2, Auberry. Observers N. Saini, C. Zhai,
R. Trahan, M. Zhan, M. Shao. 0.36-m Reflector + CCD.
Orbital elements:
2023 UB4 Earth MOID = 0.0480 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Bell
M 9.57013 (2000.0) P Q
n 0.60799806 Peri. 106.96351 +0.65511698 +0.71259346
a 1.3799645 Node 209.22282 -0.72181390 +0.68847475
e 0.3876833 Incl. 30.94758 +0.22317356 +0.13495583
P 1.62 H 24.02 G 0.15 U 8
Residuals in seconds of arc
231020 U68 0.0 0.8- 231021 I52 0.3+ 0.3+ 231021 734 0.3+ 0.3-
231020 U68 0.1+ 0.5- 231021 858 0.0 0.6- 231021 734 0.2- 0.5+
231020 U68 0.1- 0.9- 231021 858 0.3+ 0.9- 231021 734 0.1+ 0.1-
231020 U68 0.1+ 0.8- 231021 H36 0.2- 0.1- 231021 K35 0.2+ 0.4-
231020 U68 0.8- 0.7- 231021 H36 0.0 0.5- 231021 K35 0.3- 0.8-
231020 U68 0.4- 2.2- 231021 H36 0.1+ 0.4- 231021 K35 0.2- 0.1-
231020 U68 0.3- 0.3- 231021 654 0.1- 0.1+ 231021 K35 0.0 0.0
231020 U68 0.0 0.7- 231021 654 0.1- 0.1+ 231021 B72 0.4- 0.2+
231021 I52 0.1- 0.1- 231021 U74 0.1+ 0.1- 231021 B72 0.2+ 0.4-
231021 I52 0.0 0.0 231021 U74 0.2+ 0.1-
Ephemeris:
2023 UB4 a,e,i = 1.38, 0.39, 31 q = 0.8450
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 21 14 43 38.0 +48 36 34 0.3321 0.8881 60.3 100.7 25.0
...
2023 10 06 15 28 14.7 +55 53 31 0.1766 0.9521 69.3 100.7 23.8
...
2023 10 14 17 16 54.1 +64 04 43 0.09518 0.9938 84.9 89.6 22.1
...
2023 10 20 22 34 55.3 +48 37 05 0.05190 1.0274 126.0 51.6 19.6
2023 10 21 23 15 09.2 +38 18 54 0.05020 1.0331 137.2 40.9 19.2
2023 10 22 23 45 34.9 +27 10 05 0.05104 1.0389 147.7 30.8 19.0
...
2023 10 28 01 08 18.0 -14 38 47 0.09284 1.0743 148.9 28.5 20.3
...
2023 11 05 01 41 03.3 -28 23 43 0.1780 1.1228 134.1 39.4 22.1
...
2023 11 20 02 03 24.7 -32 56 42 0.3514 1.2150 122.8 43.1 23.8
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-U177
More information about the Iaude
mailing list