MPEC 2019-Y44 : 2019 YD1
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M.P.E.C. 2019-Y44 Issued 2019 December 21, 18:31 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
2019 YD1
Observations:
K19Y01D* C2019 12 20.10902 01 48 30.49 +16 47 37.0 19.3 GVEY044G96
K19Y01D C2019 12 20.11952 01 48 42.48 +16 46 37.1 19.4 GVEY044G96
K19Y01D C2019 12 20.13641 01 49 01.82 +16 45 00.0 19.5 GVEY044G96
K19Y01D C2019 12 20.14499 01 49 11.61 +16 44 10.5 19.0 GVEY044G96
K19Y01D C2019 12 20.19897 01 50 13.55 +16 38 52.8 19.0 GVEY044I52
K19Y01D C2019 12 20.19927 01 50 13.88 +16 38 51.0 19.0 GVEY044I52
K19Y01D C2019 12 20.19957 01 50 14.22 +16 38 49.0 19.1 GVEY044I52
K19Y01D C2019 12 20.19987 01 50 14.57 +16 38 47.8 19.1 GVEY044I52
K19Y01D KC2019 12 20.84509002 03 44.12 +15 33 02.7 19.8 GVEY044J95
K19Y01D KC2019 12 20.86492102 04 07.42 +15 30 59.5 19.2 GVEY044J95
K19Y01D KC2019 12 20.86934902 04 12.67 +15 30 32.5 19.5 GVEY044J95
K19Y01D KC2019 12 20.87928 02 04 27.55 +15 31 09.0 18.5 RVEY044J04
K19Y01D KC2019 12 20.87963 02 04 28.02 +15 31 06.1 19.1 RVEY044J04
K19Y01D KC2019 12 20.87998 02 04 28.35 +15 31 04.5 18.7 RVEY044J04
K19Y01D KC2019 12 21.04181 02 07 55.76 +15 13 25.2 18.9 RqEY044H36
K19Y01D KC2019 12 21.04578 02 08 00.39 +15 13 00.7 19.1 RqEY044H36
K19Y01D KC2019 12 21.04939 02 08 04.63 +15 12 38.5 19.1 RqEY044H36
K19Y01D KC2019 12 21.05593 02 08 14.72 +15 12 28.6 oEY044711
K19Y01D KC2019 12 21.05846 02 08 17.66 +15 12 12.8 oEY044711
K19Y01D KC2019 12 21.06097 02 08 20.58 +15 11 57.8 oEY044711
K19Y01D |C2019 12 21.06139 02 08 12.15 +15 16 20.8 19.7 VuEY044807
K19Y01D |C2019 12 21.06743 02 08 19.10 +15 15 42.9 19.6 VuEY044807
K19Y01D |C2019 12 21.07038 02 08 22.50 +15 15 24.3 19.7 VuEY044807
K19Y01D KC2019 12 21.10639 02 09 10.98 +15 06 43.0 19.3 RqEY044734
K19Y01D KC2019 12 21.10822 02 09 13.08 +15 06 31.7 19.2 RqEY044734
K19Y01D KC2019 12 21.11186 02 09 17.32 +15 06 08.7 19.3 RqEY044734
K19Y01D KC2019 12 21.11552 02 09 21.52 +15 05 45.6 19.5 RqEY044734
K19Y01D C2019 12 21.14117 02 09 55.03 +15 03 32.0 19.1 GVEY044I52
K19Y01D C2019 12 21.14136 02 09 55.25 +15 03 31.0 19.2 GVEY044I52
K19Y01D C2019 12 21.14154 02 09 55.47 +15 03 29.4 19.1 GVEY044I52
K19Y01D C2019 12 21.69064 02 21 28.12 +14 03 04.3 19.9 VVEY044033
K19Y01D C2019 12 21.69120 02 21 28.80 +14 03 00.7 19.9 VVEY044033
K19Y01D C2019 12 21.69176 02 21 29.47 +14 02 57.1 20.3 VVEY044033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
711 McDonald Observatory, Fort Davis. Observer J. G. Ries. 2.1-m reflector +
CCD + focal reducer.
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin.
Measurer D. Cromer. 0.69-m reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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. 1.5-m reflector + 10K CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/5.1 reflector +
CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers T. A. Pruyne, D.
Rankin. 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. 1.0-m
reflector + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers A.
Knofel, D. Koschny, M. Busch, M. Micheli, E. Schwab. 1.0-m f/4.4
reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2019 YD1 Earth MOID = 0.0178 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 113.80827 (2000.0) P Q
n 0.63702776 Peri. 160.84698 +0.36404437 -0.92594939
a 1.3377157 Node 267.70204 +0.84087043 +0.37312564
e 0.2574979 Incl. 5.76952 +0.40051046 +0.05826651
P 1.55 H 25.0 G 0.15 U 7
Residuals in seconds of arc
191220 G96 0.3+ 0.0 191220 J04 0.2- 0.4+ 191221 807 0.2+ 0.6+
191220 G96 0.1- 0.0 191220 J04 0.8+ 0.3- 191221 734 1.1+ 0.0
191220 G96 0.2+ 0.0 191220 J04 0.3- 0.3+ 191221 734 0.8+ 0.2+
191220 G96 0.2- 0.1+ 191221 H36 0.3+ 0.2+ 191221 734 1.0+ 0.1+
191220 I52 0.2+ 0.0 191221 H36 0.2+ 0.1+ 191221 734 0.4+ 0.2+
191220 I52 0.0 0.1- 191221 H36 0.7+ 0.1+ 191221 I52 0.0 0.6+
191220 I52 0.1- 0.3- 191221 711 1.1- 1.4- 191221 I52 0.0 0.8+
191220 I52 0.0 0.3+ 191221 711 1.1- 1.7- 191221 I52 0.2+ 0.3+
191220 J95 0.2+ 0.0 191221 711 1.0- 1.3- 191221 033 0.2- 0.1+
191220 J95 0.6- 0.3- 191221 807 0.3+ 0.0 191221 033 0.1- 0.1+
191220 J95 0.1- 0.3+ 191221 807 0.2+ 0.4+ 191221 033 0.1- 0.0
Ephemeris:
2019 YD1 a,e,i = 1.34, 0.26, 6 q = 0.9933
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 11 21 21 26 17.9 +24 24 17 0.09327 0.9994 94.3 80.3 22.7
...
2019 12 06 22 32 08.1 +24 50 45 0.05738 0.9930 96.0 80.7 21.6
...
2019 12 14 23 57 27.4 +23 09 47 0.04053 0.9966 106.4 71.3 20.5
...
2019 12 20 01 46 11.6 +16 59 16 0.03338 1.0024 123.0 55.4 19.6
2019 12 21 02 06 56.7 +15 19 41 0.03302 1.0037 126.3 52.2 19.5
2019 12 22 02 27 43.6 +13 31 58 0.03295 1.0050 129.4 49.1 19.4
...
2019 12 28 04 17 20.2 +02 35 59 0.03831 1.0142 142.9 35.8 19.4
...
2020 01 05 05 43 22.1 -05 43 13 0.05614 1.0302 145.9 32.3 20.2
...
2020 01 20 06 49 30.4 -09 02 30 0.1028 1.0700 145.3 31.6 21.6
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y44
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