MPEC 2020-X58 : 2020 XL1
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M.P.E.C. 2020-X58 Issued 2020 December 8, 00:44 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
2020 XL1
Observations:
K20X01L* C2020 12 05.22291504 52 18.72 +17 15 58.6 17.17gUEX058I41
K20X01L C2020 12 05.22326204 52 19.58 +17 14 49.2 17.17gUEX058I41
K20X01L C2020 12 05.29550904 55 35.07 +13 03 10.1 16.81RUEX058I41
K20X01L C2020 12 05.29585704 55 35.91 +13 01 57.1 16.81RUEX058I41
K20X01L C2020 12 05.47947905 03 42.74 +02 04 02.9 16.89RUEX058I41
K20X01L C2020 12 05.47982605 03 43.73 +02 02 48.0 16.89RUEX058I41
K20X01L C2020 12 05.55290 05 10 32.71 -02 16 03.5 17.0 VqEX058900
K20X01L C2020 12 05.55479 05 10 37.51 -02 22 42.8 17.2 VqEX058900
K20X01L C2020 12 05.55669 05 10 42.28 -02 29 19.9 17.5 VqEX058900
K20X01L KC2020 12 06.03445 05 35 43.83 -25 57 22.2 17.9 VqEX058X31
K20X01L KC2020 12 06.03700 05 35 49.98 -26 03 52.0 18.3 VqEX058X31
Observer details:
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
I41 Palomar Mountain--ZTF. Observers B. T. Bolin, V. Bhalerao, C. M.
Copperwheat, K. P. Deshmukh, C.-Y. Hsu, Z.-Y. Lin, J. Purdum, K. Sharma,
C. Zhai, Z. T. F. Collaboration. Measurers B. T. Bolin, D. A. Duev, H.-W.
Lin, F. J. Masci, Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
X31 Galileo Galilei Observatory, Oro Verde. Observer C. Fornari. 0.40-m f/8
Ritchey-Chretien + CCD.
Orbital elements:
2020 XL1 Earth MOID = 0.0036 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 344.12639 (2000.0) P Q
n 0.82707362 Peri. 213.81676 -0.28032904 -0.94090592
a 1.1240180 Node 253.09731 +0.91880434 -0.20570753
e 0.1378860 Incl. 11.45573 +0.27787445 -0.26903617
P 1.19 H 28.4 G 0.15 U 6
Residuals in seconds of arc
201205 I41 0.5+ 1.6+ 201205 I41 0.0 1.7- 201205 900 0.4- 2.3+
201205 I41 1.1- 3.4+ 201205 I41 0.1+ 2.4- 201206 X31 0.2+ 0.3+
201205 I41 1.1+ 3.1- 201205 900 0.5- 2.4+ 201206 X31 0.2+ 0.8-
201205 I41 0.0 2.3- 201205 900 0.1- 0.4+
Ephemeris:
2020 XL1 a,e,i = 1.12, 0.14, 11 q = 0.9690
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 08 22 07 32.5 +75 55 57 0.1025 1.0312 110.5 64.1 25.8
...
2020 11 23 22 17 26.7 +76 30 59 0.04741 1.0055 111.1 66.4 24.1
...
2020 12 01 00 26 00.8 +76 05 41 0.01729 0.9943 118.0 61.1 21.8
...
2020 12 07 06 14 14.6 -50 53 52 0.0071230.9870 104.5 75.1 20.3
2020 12 08 06 45 49.4 -60 45 54 0.01060 0.9858 93.8 85.6 21.5
2020 12 09 07 09 40.0 -65 25 08 0.01424 0.9847 88.5 90.6 22.3
...
2020 12 15 08 17 24.0 -72 35 58 0.03671 0.9786 80.1 97.8 24.7
...
2020 12 23 08 48 57.0 -74 23 07 0.06631 0.9728 78.7 97.5 26.0
...
2021 01 07 09 20 50.1 -75 55 34 0.1182 0.9691 79.7 93.4 27.0
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X58
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