MPEC 2023-K166 : 2019 UW5
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M.P.E.C. 2023-K166 Issued 2023 May 28, 14:06 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
2019 UW5
Revision to MPEC 2019-U157
Additional Observations:
K19U05W 0C2023 05 14.55037419 10 39.453-09 22 35.14 20.33GVEK166T12
K19U05W 0C2023 05 14.56311119 10 40.460-09 22 24.72 21.61GVEK166T12
K19U05W 0C2023 05 14.56425619 10 40.545-09 22 23.86 21.59GVEK166T12
K19U05W 0C2023 05 14.56543119 10 40.645-09 22 22.88 21.76GVEK166T12
K19U05W 0C2023 05 16.58136519 13 27.881-08 54 39.73 22.18GVEK166T12
K19U05W 0C2023 05 16.58275319 13 27.990-08 54 38.51 21.99GVEK166T12
K19U05W KC2023 05 23.44491 19 22 33.31 -07 15 08.1 VEK166691
K19U05W KC2023 05 23.45259 19 22 33.89 -07 15 01.1 VEK166691
K19U05W KC2023 05 23.46028 19 22 34.44 -07 14 54.3 VEK166691
K19U05W KC2023 05 27.43485019 27 32.470-06 13 49.70 20.84GVEK166I52
K19U05W KC2023 05 27.43969119 27 32.870-06 13 43.90 21.38GVEK166I52
K19U05W KC2023 05 27.44568319 27 33.220-06 13 38.60 VEK166I52
K19U05W KC2023 05 27.45073019 27 33.690-06 13 33.90 20.93GVEK166I52
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer J. V. Scotti. 0.9-m
f/3 reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m prime focus + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230514 T12 0.03- 0.00- 230527 I52 0.04- 0.00- MPO740921 +0.00 days
Orbital elements:
2019 UW5 Earth MOID = 0.3039 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 316.45988 (2000.0) P Q
n 0.23803086 Peri. 136.00900 +0.85803699 +0.51271991
a 2.5785796 Node 193.23956 -0.49983660 +0.82029399
e 0.4963338 Incl. 7.48819 -0.11805044 +0.25344836
P 4.14 H 19.51 G 0.15 U 0
Residuals in seconds of arc
190602 F51 0.1+ 0.0 191025 G96 0.5+ 0.1- 191129 F52 0.0 0.1-
190602 F51 0.2+ 0.0 191025 G96 0.1- 0.2- 191129 F52 0.0 0.3+
190607 F51 0.3- 0.1+ 191025 G96 0.4+ 0.2- 191129 F52 0.3- 0.2-
190901 G96 0.1+ 0.5- 191025 F51 0.0 0.0 230514 T12 0.1+ 0.0
190901 G96 0.2- 0.0 191025 F51 0.0 0.0 230514 T12 0.0 0.1+
190901 G96 0.3- 0.1+ 191025 F51 0.1+ 0.0 230514 T12 0.1- 0.0
190901 G96 0.0 0.6- 191025 F51 0.1+ 0.0 230514 T12 0.0 0.0
191009 F51 0.0 0.0 191031 F52 0.0 0.0 230516 T12 0.0 0.1-
191009 F51 0.1+ 0.2+ 191031 F52 0.1+ 0.0 230516 T12 0.0 0.0
191009 F51 0.0 0.2+ 191031 F52 0.2+ 0.2+ 230523 691 0.3- 0.3-
191009 F51 0.0 0.1- 191104 F51 0.0 0.0 230523 691 0.1+ 0.2-
191024 F51 0.0 0.0 191104 F51 0.0 0.0 230523 691 0.1- 0.4-
191024 F51 0.0 0.0 191104 F51 0.0 0.1+ 230527 I52 (1.3- 1.2-)
191024 F51 0.1- 0.0 191104 F51 0.1- 0.2- 230527 I52 0.3- 0.0
191025 K88 0.1+ 0.3+ 191108 G96 0.2- 0.2- 230527 I52 (1.2- 0.3-)
191025 K88 0.3+ 0.2+ 191108 G96 0.4+ 0.5- 230527 I52 0.6+ 0.4-
191025 K88 0.1+ 0.0 191108 G96 0.2+ 0.2-
191025 G96 0.2- 0.3+ 191108 G96 0.2+ 0.1-
Ephemeris:
2019 UW5 a,e,i = 2.58, 0.50, 7 q = 1.2987
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 04 28 18 46 01.2 -12 42 08 1.0883 1.7702 115.3 30.9 22.3
...
2023 05 13 19 08 28.4 -09 43 20 0.8983 1.6814 123.4 30.1 21.7
...
2023 05 21 19 19 23.3 -07 51 23 0.8074 1.6355 127.7 29.3 21.4
...
2023 05 27 19 27 00.5 -06 20 30 0.7442 1.6019 130.8 28.6 21.2
2023 05 28 19 28 13.8 -06 04 49 0.7342 1.5964 131.3 28.5 21.1
2023 05 29 19 29 26.2 -05 49 00 0.7242 1.5909 131.9 28.3 21.1
...
2023 06 04 19 36 22.5 -04 11 19 0.6671 1.5585 134.9 27.5 20.8
...
2023 06 12 19 44 46.9 -01 55 08 0.5979 1.5170 138.7 26.2 20.5
...
2023 06 27 19 57 49.4 +02 23 45 0.4900 1.4458 145.1 23.7 19.9
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