MPEC 2021-L14 : 2021 KZ2
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M.P.E.C. 2021-L14 Issued 2021 June 2, 11:47 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 KZ2
Observations:
K21K02Z*KC2021 05 31.09382 15 02 36.35 -20 43 34.2 VEL014W94
K21K02Z KC2021 05 31.09946 15 02 36.25 -20 44 19.6 17.5 GVEL014W94
K21K02Z KC2021 05 31.10498 15 02 36.05 -20 45 03.9 18.9 GVEL014W94
K21K02Z HC2021 05 31.90743 15 02 59.13 -22 41 05.3 VEL014204
K21K02Z HC2021 05 31.91962 15 02 58.87 -22 42 54.2 20 GVEL014204
K21K02Z KC2021 06 01.21148 15 03 03.72 -23 24 23.2 20.1 GVEL014W95
K21K02Z KC2021 06 01.21674 15 03 03.62 -23 25 09.7 20.1 GVEL014W95
K21K02Z KC2021 06 01.22201 15 03 03.50 -23 25 57.6 19.7 GVEL014W95
K21K02Z KC2021 06 01.94519115 03 46.92 -25 22 46.9 20.5 GXEL014Y00
K21K02Z KC2021 06 01.94761015 03 46.84 -25 23 11.4 19.7 GXEL014Y00
K21K02Z KC2021 06 01.94994215 03 46.79 -25 23 35.7 20.6 GXEL014Y00
K21K02Z KC2021 06 01.95252915 03 46.72 -25 24 02.0 20.1 GXEL014Y00
K21K02Z KC2021 06 02.18418 15 03 45.16 -26 03 48.2 19.1 GVEL014W95
K21K02Z KC2021 06 02.18941 15 03 44.97 -26 04 42.7 19.5 GVEL014W95
K21K02Z KC2021 06 02.19463 15 03 44.93 -26 05 35.5 VEL014W95
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
W94 MAP, San Pedro de Atacama. Observers A. Maury, G. Attard. Measurers A.
Maury, G. Attard, D. Parrott. 0.28-m f/2.2 Schmidt + CCD.
W95 Observatorio Panameno, San Pedro de Atacama. Observers A. Maury, G.
Attard, J. Fabrega. Measurers A. Maury, G. Attard, D. Parrott. 0.40-m
f/3.8 reflector + CCD.
Y00 SONEAR Observatory, Oliveira. Observers C. Jacques, E. Pimentel, J.
Barros. Measurer C. Jacques. 0.45-m f/2.9 reflector + CCD.
Orbital elements:
2021 KZ2 Earth MOID = 0.0304 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 260.59660 (2000.0) P Q
n 0.49884605 Peri. 219.05251 +0.27011288 +0.95845018
a 1.5745569 Node 66.79056 -0.85648270 +0.28270421
e 0.3592275 Incl. 5.72736 -0.43985954 +0.03809960
P 1.98 H 25.12 G 0.15 U 8
Residuals in seconds of arc
210531 W94 1.2- 0.5- 210601 W95 0.1+ 0.6- 210601 Y00 0.0 0.2+
210531 W94 0.3+ 0.1- 210601 W95 0.4+ 0.4+ 210601 Y00 0.4- 0.8+
210531 W94 0.3+ 0.5+ 210601 W95 0.4+ 0.1+ 210602 W95 0.0 0.2+
210531 204 0.2+ 0.1+ 210601 Y00 0.8+ 0.5- 210602 W95 0.9- 0.6-
210531 204 0.2- 0.1- 210601 Y00 0.2+ 0.2+ 210602 W95 0.2+ 0.2+
Ephemeris:
2021 KZ2 a,e,i = 1.57, 0.36, 6 q = 1.0089
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 03 15 04 40.4 -01 00 32 0.1781 1.1804 164.2 13.4 22.5
...
2021 05 18 15 02 12.0 -05 17 59 0.1069 1.1143 163.2 15.2 21.3
...
2021 05 26 15 01 27.2 -12 07 36 0.07452 1.0838 161.1 17.6 20.6
...
2021 06 01 15 03 02.1 -22 52 14 0.05311 1.0637 158.7 20.3 19.9
2021 06 02 15 03 41.4 -25 31 57 0.04990 1.0606 157.9 21.1 19.8
2021 06 03 15 04 32.3 -28 32 56 0.04684 1.0575 156.8 22.2 19.7
...
2021 06 09 15 20 07.2 -56 42 08 0.03319 1.0411 140.9 38.0 19.3
...
2021 06 17 01 59 44.9 -70 40 46 0.03697 1.0241 101.7 76.3 20.7
...
2021 07 02 02 37 54.6 -34 57 03 0.08156 1.0088 82.2 93.2 23.0
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-L14
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