[Iaude] MPEC U107: 2023 UR1 [a=2.57,e=0.61,i=1.6,H=24.8]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Thu Oct 19 15:39:58 EDT 2023
M.P.E.C. 2023-U107 Issued 2023 October 19, 19:38 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 UR1
Observations:
K23U01R* C2023 10 17.77300720 27 48.689-45 50 19.82 18.14oVEU107M22
K23U01R C2023 10 17.77620620 27 46.973-45 51 21.06 18.65oVEU107M22
K23U01R C2023 10 17.78130820 27 44.148-45 52 59.81 18.70oVEU107M22
K23U01R C2023 10 17.79190920 27 38.354-45 56 25.58 18.50oVEU107M22
K23U01R C2023 10 17.90697 20 26 40.20 -46 33 32.7 17.8 GVEU107M28
K23U01R C2023 10 17.90913 20 26 39.26 -46 34 15.2 18.5 GVEU107M28
K23U01R C2023 10 17.91114 20 26 38.39 -46 34 53.2 19.4 GVEU107M28
K23U01R KB2023 10 18.04757320 25 52.690-47 28 50.73 18.9 VZEU107Y05
K23U01R KB2023 10 18.05480120 25 48.696-47 31 23.44 19.1 VZEU107Y05
K23U01R KB2023 10 18.06192420 25 44.611-47 33 54.63 18.1 VZEU107Y05
K23U01R C2023 10 18.09649220 25 43.55 -47 47 26.5 WEU107X09
K23U01R C2023 10 18.10117320 25 40.79 -47 49 10.4 WEU107X09
K23U01R KC2023 10 18.35552420 24 17.35 -49 38 27.4 18.9 GVEU107474
K23U01R KC2023 10 18.35668220 24 16.49 -49 38 58.9 18.9 GVEU107474
K23U01R KC2023 10 18.35745420 24 15.91 -49 39 20.1 18.9 GVEU107474
K23U01R KC2023 10 18.35822920 24 15.31 -49 39 41.1 17.9 GVEU107474
K23U01R KC2023 10 18.38075 20 23 50.85 -49 50 26.7 18.2 RqEU107E94
K23U01R KC2023 10 18.39075 20 23 43.42 -49 54 57.1 18.3 RqEU107E94
K23U01R KC2023 10 18.40074 20 23 36.03 -49 59 28.5 18.2 RqEU107E94
K23U01R KC2023 10 18.41130 20 23 28.32 -50 04 14.8 18.3 RqEU107E94
K23U01R KC2023 10 18.41922 20 23 40.97 -50 10 27.6 19.0 VqEU107E23
K23U01R KC2023 10 18.43311 20 23 29.47 -50 16 59.9 qEU107E23
K23U01R KC2023 10 18.44700 20 23 18.10 -50 23 30.3 18.3 VqEU107E23
K23U01R 0B2023 10 18.74805620 20 43.292-53 10 59.15 18.4 VZEU107M49
K23U01R 0B2023 10 18.75132720 20 39.513-53 12 56.24 18.8 VZEU107M49
K23U01R 0B2023 10 18.75454620 20 35.776-53 14 51.33 18.6 VZEU107M49
K23U01R KC2023 10 19.45100320 06 01.76 -62 13 28.6 17.2 GVEU107474
K23U01R KC2023 10 19.45142520 06 00.76 -62 13 52.9 17.3 GVEU107474
K23U01R KC2023 10 19.45184920 05 59.78 -62 14 17.3 18.3 GVEU107474
K23U01R KC2023 10 19.45227220 05 58.75 -62 14 41.4 18.4 GVEU107474
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.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
E94 Possum Observatory, Gisborne. Observer J. Drummond. 0.41-m f/4.5
Newtonian + CCD.
M22 ATLAS South Africa, Sutherland. Observers L. Denneau, R. Siverd, J.
Tonry, H. Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A.
Lawrence, J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector +
CCD.
M28 Lesedi Telescope-SAAO Observatory, Sutherland. Observers N. Erasmus, S.
Potter, C. van Gend, S. Chandra, H. Worters. Measurers T. Ngwane, N.
Erasmus. 1.0-m f/8 Reflector + CCD.
M49 IAS Remote Observatory, Hakos. Observers D. Husar, M. Junius. Measurer
D. Husar. 0.25-m f/4.5 reflector + CMO.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Y05 SONEAR Wykrota-CEAMIG, Serra da Piedade. Observer C. Jacques. 0.45-m
f/2.9 reflector + CMO.
Orbital elements:
2023 UR1 Earth MOID = 0.0007 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 349.60623 (2000.0) P Q
n 0.23937558 Peri. 356.05804 +0.83025769 -0.55711229
a 2.5689135 Node 37.81502 +0.51215284 +0.75030067
e 0.6142583 Incl. 1.61360 +0.21993552 +0.35591404
P 4.12 H 24.82 G 0.15 U 8
Residuals in seconds of arc
231017 M22 0.1- 0.6- 231018 X09 0.4- 0.4- 231018 E23 0.3- 0.7+
231017 M22 0.3+ 0.3+ 231018 X09 0.5+ 0.2+ 231018 E23 0.7- 0.4-
231017 M22 0.0 0.4+ 231018 474 0.1- 0.2+ 231018 E23 0.3- 0.9+
231017 M22 0.1+ 0.0 231018 474 0.0 0.3+ 231018 M49 0.5- 0.5+
231017 M28 1.1- 1.4+ 231018 474 0.1- 0.1+ 231018 M49 0.4- 0.4+
231017 M28 1.0- 1.0+ 231018 474 0.3- 0.3+ 231018 M49 0.3- 0.5+
231017 M28 0.8- 2.2+ 231018 E94 0.4- 0.2- 231019 474 0.2+ 0.0
231018 Y05 0.4- 0.2+ 231018 E94 0.0 0.1- 231019 474 0.1+ 0.2-
231018 Y05 0.7+ 1.4+ 231018 E94 0.2+ 0.9- 231019 474 0.1+ 0.3-
231018 Y05 0.4- 1.9+ 231018 E94 0.6+ 0.5- 231019 474 0.2- 0.2-
Ephemeris:
2023 UR1 a,e,i = 2.57, 0.61, 2 q = 0.9909
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 19 20 52 16.2 -26 56 01 0.1481 1.1093 131.9 42.4 22.5
...
2023 10 04 20 41 29.8 -29 42 29 0.07964 1.0359 114.3 61.7 21.6
...
2023 10 12 20 37 16.3 -33 24 04 0.04284 1.0099 104.5 73.1 20.6
...
2023 10 18 20 26 52.1 -47 08 33 0.01543 0.9975 92.8 86.3 18.8
2023 10 19 20 17 31.1 -55 49 31 0.01117 0.9960 88.2 91.2 18.3
2023 10 20 19 30 36.1 -73 39 16 0.0074670.9947 80.0 99.6 17.8
...
2023 10 26 08 46 50.9 +13 27 47 0.02398 0.9911 81.5 97.1 20.2
...
2023 11 03 08 43 48.2 +21 41 08 0.06084 0.9966 92.4 84.1 21.7
...
2023 11 18 08 39 36.5 +24 44 17 0.1271 1.0372 109.1 64.3 22.7
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-U107
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