MPEC 2021-S93 : 2021 SU
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M.P.E.C. 2021-S93 Issued 2021 September 27, 11:12 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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
2021 SU
Observations:
K21S00U* C2021 09 25.42734300 08 10.859-04 46 56.51 19.46iUES093F51
K21S00U C2021 09 25.43935400 08 14.627-04 45 13.63 19.31iUES093F51
K21S00U C2021 09 25.45139100 08 18.398-04 43 30.69 19.38iUES093F51
K21S00U C2021 09 25.46341700 08 22.168-04 41 47.89 19.40iUES093F51
K21S00U C2021 09 25.54744300 08 48.730-04 29 54.34 18.95GVES093F51
K21S00U C2021 09 25.54808900 08 48.946-04 29 48.86 19.21GVES093F51
K21S00U KC2021 09 25.72270 00 09 56.70 -04 06 21.2 19.8 GVES093N88
K21S00U KC2021 09 25.72302 00 09 56.80 -04 06 18.7 20.1 GVES093N88
K21S00U 1C2021 09 25.80109500 10 26.97 -03 55 49.2 VES093246
K21S00U 1C2021 09 25.80238500 10 27.41 -03 55 38.4 VES093246
K21S00U 1C2021 09 25.80290800 10 27.55 -03 55 34.3 VES093246
K21S00U 1C2021 09 25.80573700 10 28.42 -03 55 11.2 VES093246
K21S00U KC2021 09 25.82838 00 10 35.37 -03 52 10.6 19.1 GVES093G02
K21S00U KC2021 09 25.83455 00 10 37.31 -03 51 21.0 18.8 GVES093G02
K21S00U KC2021 09 26.14161 00 12 20.05 -03 10 51.9 19.7 GVES093734
K21S00U KC2021 09 26.14979 00 12 22.47 -03 09 47.8 20.6 GVES093734
K21S00U KC2021 09 26.15807 00 12 24.81 -03 08 45.6 19.4 GVES093734
K21S00U KC2021 09 26.20955100 12 38.90 -03 02 13.8 19.4 VuES093H21
K21S00U KC2021 09 26.21149700 12 39.44 -03 01 59.0 19.4 VuES093H21
K21S00U KC2021 09 26.21344200 12 39.99 -03 01 44.1 19.6 VuES093H21
K21S00U KC2021 09 26.21538700 12 40.55 -03 01 29.5 19.6 VuES093H21
K21S00U KC2021 09 26.21733300 12 41.09 -03 01 14.7 19.6 VuES093H21
K21S00U KC2021 09 26.21927900 12 41.63 -03 00 59.9 19.4 VuES093H21
K21S00U C2021 09 26.40666900 13 40.932-02 37 05.04 20.09wUES093F51
K21S00U C2021 09 26.41247200 13 42.461-02 36 22.44 20.01wUES093F51
K21S00U C2021 09 26.43419100 13 48.208-02 33 42.28 19.80wUES093F51
K21S00U C2021 09 26.44039200 13 49.848-02 32 56.61 19.95wUES093F51
K21S00U C2021 09 26.73887300 15 21.95 -01 57 32.1 19.4 rVES093N51
K21S00U C2021 09 26.74490200 15 23.52 -01 56 48.9 19.4 rVES093N51
K21S00U KC2021 09 26.80342 00 15 43.31 -01 50 23.9 19.6 GVES093G02
K21S00U KC2021 09 26.81029 00 15 45.18 -01 49 36.4 19.8 GVES093G02
K21S00U KC2021 09 26.81732 00 15 47.09 -01 48 47.1 19.5 GVES093G02
K21S00U KC2021 09 26.86049 00 15 59.18 -01 43 38.5 20.6 VqES093C82
K21S00U KC2021 09 26.86425 00 16 00.31 -01 43 13.6 19.2 VqES093C82
K21S00U KC2021 09 26.86896 00 16 01.33 -01 42 38.8 19.1 VqES093C82
K21S00U KC2021 09 26.89421300 16 08.93 -01 39 45.4 20.2 GVES093B37
K21S00U KC2021 09 26.90183400 16 10.92 -01 38 55.2 19.3 GVES093B37
K21S00U KC2021 09 26.91364600 16 13.89 -01 37 33.7 19.5 GVES093B37
K21S00U KC2021 09 27.14230 00 17 18.88 -01 11 44.3 19.6 GXES093W34
K21S00U KC2021 09 27.14985 00 17 20.73 -01 10 54.2 19.2 GXES093W34
K21S00U KC2021 09 27.15733 00 17 22.55 -01 10 05.1 19.4 GXES093W34
K21S00U KC2021 09 27.23408600 17 41.42 -01 01 48.4 19.5 VuES093H21
K21S00U KC2021 09 27.23688200 17 42.11 -01 01 30.1 19.5 VuES093H21
K21S00U KC2021 09 27.23977200 17 42.80 -01 01 11.3 19.5 VuES093H21
Observer details:
246 Klet Observatory-KLENOT. Observers M. Honkova, M. Tichy, J. Ticha.
Measurer M. Tichy. 1.06-m f/2.7 reflector + 2048x2048 CCD.
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.7-m reflector + CCD.
B37 Obs. de L Ametlla del Valles, Barcelona. Observer A. Garrigos. 0.51-m
f/4.0 reflector + CCD.
C82 Osservatorio Astronomico Nastro Verde, Sorrento. Observer N. Ruocco.
0.35-m f/6.3 Schmidt-Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith, K. Chambers. Measurers K. Chambers, S. Chastel, T. de Boer, J.
Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G02 KYSUCE Observatory, Kysucke Nove Mesto. Observer M. Urbanik. 0.40-m
f/4.5 Corrected Dall-Kirkham + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.81-m f/4.0 astrograph + CCD,
0.76-m f/3.0 astrograph + CCD.
N51 GROWTH India Telescope, IAO, Hanle. Observers V. Swain, K. Sharma, H.
Kumar, U. Stanzin, V. Bhalerao, G. C. Anupama, S. Barway. Measurers V.
Swain, K. Sharma. 0.70-m f/6.5 Corrected Dall-Kirkham + CCD.
N88 Xingming Observatory #3, Nanshan. Observer X. Gao. Measurer Q.-Z. Ye.
0.6-m f/8 Ritchey-Chretien + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.36-m
f/1.9 Schmidt-Cassegrain + CCD.
Orbital elements:
2021 SU Earth MOID = 0.0246 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Veres
M 346.72340 (2000.0) P Q
n 0.28107801 Peri. 312.66870 +0.75949799 +0.65045198
a 2.3080832 Node 6.77189 -0.57328607 +0.67556927
e 0.5804199 Incl. 4.21246 -0.30741808 +0.34715758
P 3.51 H 24.79 G 0.15 U 8
Residuals in seconds of arc
210925 F51 0.0 0.0 210926 734 0.0 0.3+ 210926 G02 1.6+ 0.7+
210925 F51 0.1- 0.0 210926 734 (1.3- 0.8-) 210926 G02 1.7+ 1.3+
210925 F51 0.1- 0.0 210926 H21 0.5+ 0.3- 210926 C82 0.8- 0.5-
210925 F51 0.1- 0.2+ 210926 H21 0.3+ 0.3- 210926 C82 1.5+ 1.5-
210925 F51 0.3- 0.3+ 210926 H21 0.4+ 0.2- 210926 C82 1.5- 0.8+
210925 F51 0.2- 0.3+ 210926 H21 0.5+ 0.3- 210926 B37 (0.1+ 1.8+)
210925 N88 0.2+ 0.4+ 210926 H21 0.4+ 0.3- 210926 B37 0.5+ 0.3-
210925 N88 0.2+ 0.3+ 210926 H21 0.3+ 0.3- 210926 B37 0.4- 0.4+
210925 246 0.1+ 0.5- 210926 F51 0.1+ 0.1- 210927 W34 0.4- 0.0
210925 246 0.4+ 0.1- 210926 F51 0.0 0.3- 210927 W34 0.3- 0.2+
210925 246 0.0 0.2- 210926 F51 0.1+ 0.0 210927 W34 0.3- 0.1-
210925 246 0.6- 0.1+ 210926 F51 0.1+ 0.1+ 210927 H21 (1.2- 1.5-)
210925 G02 0.3+ 0.7- 210926 N51 0.1+ 1.2+ 210927 H21 (0.9- 1.5-)
210925 G02 0.4+ 0.6- 210926 N51 0.5+ 2.1+ 210927 H21 (0.9- 1.6-)
210926 734 0.2- 1.1- 210926 G02 1.5+ 1.0+
Ephemeris:
2021 SU a,e,i = 2.31, 0.58, 4 q = 0.9684
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 08 28 14 07 40.8 -35 16 30 0.1244 0.9726 69.0 104.1 24.0
...
2021 09 12 17 19 50.1 -56 27 09 0.04591 1.0104 93.5 83.9 21.1
...
2021 09 20 23 10 32.7 -25 15 21 0.04469 1.0448 154.2 24.7 19.3
...
2021 09 26 00 11 29.2 -03 27 58 0.07345 1.0759 175.4 4.3 19.7
2021 09 27 00 16 35.8 -01 26 37 0.07920 1.0815 177.0 2.8 19.7
2021 09 28 00 20 59.6 +00 18 16 0.08511 1.0872 178.2 1.7 19.8
...
2021 10 04 00 38 04.5 +07 04 45 0.1231 1.1234 177.1 2.6 20.8
...
2021 10 12 00 49 12.4 +11 16 03 0.1791 1.1763 173.8 5.3 21.8
...
2021 10 27 01 00 11.1 +14 15 49 0.3007 1.2858 164.2 12.2 23.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-S93
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