MPEC 2019-Y65 : 2019 YW1
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M.P.E.C. 2019-Y65 Issued 2019 December 22, 22:32 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 YW1
Observations:
K19Y01W* C2019 12 21.31384 06 04 47.66 +07 25 38.8 20.0 GVEY065G96
K19Y01W C2019 12 21.32484 06 04 45.45 +07 24 28.0 19.9 GVEY065G96
K19Y01W C2019 12 21.33035 06 04 44.31 +07 23 52.0 20.0 GVEY065G96
K19Y01W C2019 12 21.43869 06 04 22.29 +07 11 59.7 20.3 GVEY065I52
K19Y01W C2019 12 21.43911 06 04 22.25 +07 11 55.9 VEY065I52
K19Y01W C2019 12 21.43952 06 04 22.17 +07 11 53.6 VEY065I52
K19Y01W C2019 12 21.43994 06 04 22.05 +07 11 51.5 VEY065I52
K19Y01W C2019 12 21.83923 06 03 13.74 +06 25 34.6 20.0 VVEY065033
K19Y01W C2019 12 21.84043 06 03 13.50 +06 25 26.4 19.8 VVEY065033
K19Y01W C2019 12 21.84163 06 03 13.23 +06 25 17.6 20.2 VVEY065033
K19Y01W KC2019 12 21.92048 06 02 58.88 +06 16 13.9 18.7 RVEY065J04
K19Y01W KC2019 12 21.92170 06 02 58.61 +06 16 04.9 18.9 RVEY065J04
K19Y01W KC2019 12 21.92293 06 02 58.34 +06 15 56.1 18.6 RVEY065J04
K19Y01W KC2019 12 21.93938306 02 52.07 +06 13 35.5 20.1 GVEY065L01
K19Y01W KC2019 12 21.94004506 02 51.91 +06 13 30.6 20.0 GVEY065L01
K19Y01W IC2019 12 21.94092506 02 51.73 +06 13 24.1 19.9 GVEY065L01
K19Y01W pC2019 12 21.94467706 02 50.88 +06 12 57.4 20.0 GVEY065L01
K19Y01W IC2019 12 21.94834306 02 50.07 +06 12 30.3 20.1 GVEY065L01
K19Y01W KC2019 12 22.17314506 02 06.01 +05 44 23.2 19.9 VuEY065H21
K19Y01W KC2019 12 22.18254406 02 03.80 +05 43 11.1 20.2 VuEY065H21
K19Y01W KC2019 12 22.18438606 02 03.36 +05 42 57.1 19.9 VuEY065H21
K19Y01W KC2019 12 22.20086 06 02 00.91 +05 41 00.6 oEY065711
K19Y01W KC2019 12 22.20367 06 02 00.25 +05 40 39.0 oEY065711
K19Y01W KC2019 12 22.20654 06 01 59.57 +05 40 16.9 oEY065711
K19Y01W C2019 12 22.42119706 01 07.38 +05 11 43.7 19.2 GVEY065H01
K19Y01W C2019 12 22.42558006 01 06.31 +05 11 07.9 19.4 GVEY065H01
K19Y01W C2019 12 22.43652906 01 03.66 +05 09 38.2 19.1 GVEY065H01
K19Y01W C2019 12 22.44280306 01 02.15 +05 08 46.8 19.4 GVEY065H01
K19Y01W KC2019 12 22.84422 05 59 36.79 +04 11 19.4 20.3 GVEY065104
K19Y01W KC2019 12 22.84528 05 59 36.46 +04 11 10.0 18.0 GVEY065K63
K19Y01W KC2019 12 22.84822 05 59 35.66 +04 10 43.8 18.0 GVEY065K63
K19Y01W KC2019 12 22.85118 05 59 34.90 +04 10 18.4 18.0 GVEY065K63
K19Y01W KC2019 12 22.86859 05 59 30.31 +04 07 41.6 19.9 GVEY065104
K19Y01W KC2019 12 22.88398 05 59 26.24 +04 05 22.9 20.1 GVEY065104
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D. Grazia.
Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
711 McDonald Observatory, Fort Davis. Observer J. G. Ries. 2.1-m reflector +
CCD + focal reducer.
G96 Mt. Lemmon Survey. Observer D. C. Fuls. 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.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer 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.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.4-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
Orbital elements:
2019 YW1 Earth MOID = 0.0315 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 43.18771 (2000.0) P Q
n 0.40846611 Peri. 316.80209 -0.99242819 +0.11819132
a 1.7990036 Node 230.01632 -0.09743310 -0.92323290
e 0.6705117 Incl. 2.50005 -0.07478689 -0.36561157
P 2.41 H 23.7 G 0.15 U 8
Residuals in seconds of arc
191221 G96 0.0 0.1+ 191221 J04 0.2+ 0.2+ 191222 H01 0.1+ 0.2-
191221 G96 0.4+ 0.4+ 191221 L01 0.1- 0.2- 191222 H01 0.1+ 0.1-
191221 G96 0.1+ 0.1+ 191221 L01 0.3- 0.2- 191222 H01 0.1+ 0.2-
191221 I52 0.5- 0.1+ 191221 L01 0.1- 0.3- 191222 H01 0.1+ 0.1-
191221 I52 0.2+ 0.9- 191221 L01 0.2- 0.6+ 191222 104 0.7+ 0.4-
191221 I52 0.2+ 0.5- 191221 L01 0.0 0.4+ 191222 K63 0.4- 0.3-
191221 I52 0.4- 0.2+ 191222 H21 0.2+ 0.2- 191222 K63 0.8- 0.2-
191221 033 0.0 0.4- 191222 H21 0.1+ 0.1+ 191222 K63 0.5- 0.8+
191221 033 0.1+ 0.0 191222 H21 0.0 0.3+ 191222 104 0.1+ 0.1+
191221 033 0.2- 0.2- 191222 711 0.2- 0.1+ 191222 104 0.8+ 0.1-
191221 J04 0.3+ 0.2+ 191222 711 0.1- 0.3+
191221 J04 0.2+ 0.0 191222 711 0.1- 0.4+
Ephemeris:
2019 YW1 a,e,i = 1.80, 0.67, 3 q = 0.5928
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 11 22 06 17 48.5 +20 50 59 0.4827 1.4102 144.9 23.8 24.0
...
2019 12 07 06 20 08.6 +17 59 27 0.2791 1.2495 158.8 16.5 22.3
...
2019 12 15 06 15 47.4 +14 22 32 0.1808 1.1602 165.5 12.3 21.0
...
2019 12 21 06 05 40.8 +07 59 02 0.1118 1.0918 164.3 14.1 19.9
2019 12 22 06 02 39.5 +06 07 09 0.1007 1.0803 162.6 15.8 19.7
2019 12 23 05 58 55.4 +03 48 52 0.08992 1.0688 160.4 18.0 19.5
...
2019 12 29 04 41 43.0 -36 49 38 0.03684 0.9994 114.8 63.3 18.8
...
2020 01 06 19 28 35.5 -44 52 41 0.08344 0.9069 22.8 155.1 27.6
...
2020 01 21 18 51 54.1 -29 48 59 0.2626 0.7427 20.0 153.1 29.2
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y65
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