MPEC 2020-Y134 : 2020 YG4
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2020-Y133
Read MPEC 2020-Y135
M.P.E.C. 2020-Y134 Issued 2020 December 26, 17:19 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 YG4
Observations:
K20Y04G C2020 12 24.41774907 46 59.612+63 36 23.92 19.92GVEY134F51
K20Y04G C2020 12 24.43011307 47 17.608+63 35 42.92 19.90GVEY134F51
K20Y04G C2020 12 24.45489607 47 53.652+63 34 15.77 19.80GVEY134F51
K20Y04G C2020 12 24.52101207 49 30.828+63 29 46.73 19.56GVEY134F52
K20Y04G C2020 12 25.46125008 23 26.44 +61 45 15.1 18.75oVEY134T05
K20Y04G C2020 12 25.46445008 23 34.01 +61 44 45.7 18.93oVEY134T05
K20Y04G C2020 12 25.46964508 23 46.25 +61 43 57.4 18.71oVEY134T05
K20Y04G C2020 12 25.47973408 24 09.86 +61 42 21.3 18.51oVEY134T05
K20Y04G* C2020 12 25.49427608 24 44.25 +61 39 59.0 18.62oVEY134T05
K20Y04G C2020 12 25.49616108 24 48.67 +61 39 41.1 18.52oVEY134T05
K20Y04G C2020 12 25.49936208 24 56.33 +61 39 09.0 18.79oVEY134T05
K20Y04G C2020 12 25.51103908 25 23.72 +61 37 11.5 18.90oVEY134T05
K20Y04G KC2020 12 25.81535 08 40 33.20 +60 28 14.2 19.4 GVEY134K74
K20Y04G KC2020 12 25.82123 08 40 51.35 +60 26 57.8 18.8 GVEY134K74
K20Y04G KC2020 12 25.82703 08 41 09.33 +60 25 43.1 18.9 GVEY134K74
K20Y04G KC2020 12 26.03714708 52 14.17 +59 32 33.8 18.1 GVEY134J95
K20Y04G KC2020 12 26.03833708 52 18.07 +59 32 13.3 18.7 GVEY134J95
K20Y04G KC2020 12 26.03958608 52 22.01 +59 31 52.0 17.9 GVEY134J95
K20Y04G KC2020 12 26.04088008 52 26.17 +59 31 29.6 18.6 GVEY134J95
K20Y04G KC2020 12 26.05515 08 53 06.59 +59 28 13.4 VEY134204
K20Y04G KC2020 12 26.09624 08 55 19.30 +59 15 28.4 VEY134204
K20Y04G KC2020 12 26.10142 08 55 36.17 +59 13 48.3 18.5 GVEY134204
K20Y04G KC2020 12 26.12602808 56 53.41 +59 05 37.7 18.8 GVEY134L01
K20Y04G bC2020 12 26.12675508 56 55.82 +59 05 22.8 18.7 GVEY134L01
K20Y04G bC2020 12 26.12758808 56 58.58 +59 05 05.9 18.6 GVEY134L01
K20Y04G bC2020 12 26.12841908 57 01.36 +59 04 48.9 18.7 GVEY134L01
K20Y04G bC2020 12 26.12925108 57 04.08 +59 04 31.9 18.5 GVEY134L01
K20Y04G KC2020 12 26.19468409 02 06.99 +58 39 23.9 18.2 VqEY134858
K20Y04G KC2020 12 26.19875909 02 21.72 +58 38 04.7 18.3 VqEY134858
K20Y04G KC2020 12 26.20287109 02 36.63 +58 36 44.5 18.3 VqEY134858
K20Y04G KC2020 12 26.20698409 02 51.53 +58 35 23.5 18.4 VqEY134858
K20Y04G KC2020 12 26.35526 09 11 40.27 +57 40 39.8 18.3 RqEY134H36
K20Y04G KC2020 12 26.35668 09 11 45.44 +57 40 04.0 18.0 RqEY134H36
K20Y04G KC2020 12 26.35807 09 11 50.53 +57 39 28.8 18.1 RqEY134H36
K20Y04G KC2020 12 26.35944 09 11 55.59 +57 38 54.1 18.4 RqEY134H36
K20Y04G KC2020 12 26.36080 09 12 00.56 +57 38 19.8 18.1 RqEY134H36
K20Y04G KC2020 12 26.37563409 12 48.28 +57 31 52.4 18.0 VuEY134H21
K20Y04G KC2020 12 26.37699609 12 53.29 +57 31 16.6 18.0 VuEY134H21
K20Y04G KC2020 12 26.37835709 12 58.33 +57 30 40.8 18.0 VuEY134H21
K20Y04G KC2020 12 26.37971809 13 03.37 +57 30 04.7 18.1 VuEY134H21
K20Y04G KC2020 12 26.38278209 13 14.70 +57 28 43.2 17.8 VuEY134H21
K20Y04G C2020 12 26.50322809 21 13.01 +56 32 15.5 18.10GVEY134703
K20Y04G C2020 12 26.50865009 21 34.37 +56 29 24.8 18.58GVEY134703
K20Y04G C2020 12 26.51407309 21 56.01 +56 26 30.6 18.94GVEY134703
K20Y04G C2020 12 26.51949609 22 17.05 +56 23 38.7 VEY134703
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
703 Catalina Sky Survey. Observer K. W. Wierzchos. Measurers E. J.
Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 0.68-m Schmidt + 10K
CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m Schmidt-
Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K74 Muensterschwarzach Observatory, Schwarzach. Observer C. Gerhard. 0.30-m
f/3.75 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector +
CCD.
Orbital elements:
2020 YG4 Earth MOID = 0.0001 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 329.78702 (2000.0) P Q
n 0.55580199 Peri. 238.66665 -0.88053340 -0.38882514
a 1.4650619 Node 277.22548 +0.47133677 -0.77865536
e 0.4247223 Incl. 15.85681 -0.05002576 -0.49245389
P 1.77 H 25.7 G 0.15 U 6
Residuals in seconds of arc
201224 F51 0.0 0.2+ 201226 J95 0.1- 0.4- 201226 858 0.0 0.1+
201224 F51 0.0 0.1+ 201226 J95 0.3+ 0.3- 201226 H36 0.8+ 0.4-
201224 F51 0.0 0.0 201226 J95 0.3- 0.1+ 201226 H36 0.5+ 0.4-
201224 F52 0.7+ 0.2- 201226 J95 0.4- 0.2+ 201226 H36 0.5+ 0.5-
201225 T05 0.7- 0.4- 201226 204 0.1+ 0.5- 201226 H36 0.7+ 0.5-
201225 T05 0.2- 0.2- 201226 204 0.4+ 0.0 201226 H36 0.5+ 0.2-
201225 T05 0.2+ 0.0 201226 204 0.1+ 0.1+ 201226 H21 0.1+ 0.4+
201225 T05 0.4- 0.3- 201226 L01 0.2+ 0.1+ 201226 H21 0.1- 0.5+
201225 T05 0.4+ 0.8- 201226 L01 0.1+ 0.0 201226 H21 0.0 0.6+
201225 T05 0.2+ 0.0 201226 L01 0.1+ 0.1+ 201226 H21 0.0 0.6+
201225 T05 0.8+ 0.1- 201226 L01 0.3+ 0.0 201226 H21 0.2- 0.5+
201225 T05 1.2- 0.7+ 201226 L01 0.1- 0.0 201226 703 0.2- 0.3-
201225 K74 0.5+ 0.3+ 201226 858 0.2+ 0.2+ 201226 703 0.3+ 0.0
201225 K74 0.3- 0.4- 201226 858 0.1- 0.2+ 201226 703 (2.4+ 1.6-)
201225 K74 0.4- 0.0 201226 858 0.0 0.3+ 201226 703 1.2- 0.5+
Ephemeris:
2020 YG4 a,e,i = 1.47, 0.42, 16 q = 0.8428
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 26 05 51 39.2 +61 34 05 0.2635 1.1894 135.5 35.5 24.6
...
2020 12 11 06 11 51.5 +64 10 28 0.1376 1.0904 137.7 37.5 23.1
...
2020 12 19 06 37 26.5 +64 56 06 0.07365 1.0396 137.7 39.6 21.7
...
2020 12 25 08 04 55.7 +62 43 57 0.02688 1.0032 136.5 42.4 19.5
2020 12 26 08 49 48.6 +59 43 02 0.01940 0.9973 135.1 44.1 18.8
2020 12 27 10 00 35.2 +50 42 48 0.01242 0.9915 130.2 49.2 18.0
...
2021 01 02 16 14 11.2 -61 49 26 0.03772 0.9579 47.0 131.3 24.3
...
2021 01 10 17 14 29.7 -63 48 49 0.1006 0.9179 47.1 128.3 26.1
...
2021 01 25 17 51 05.3 -62 01 49 0.2206 0.8626 51.0 117.6 26.8
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Y134
Read MPEC 2020-Y133
Read MPEC 2020-Y135
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)