MPEC 2019-Y58 : 2019 YS1
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M.P.E.C. 2019-Y58 Issued 2019 December 22, 02:28 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 YS1
Observations:
K19Y01S* C2019 12 20.25003 05 31 58.13 +10 28 06.4 20.5 GVEY058G96
K19Y01S C2019 12 20.25549 05 32 02.13 +10 28 57.0 20.0 GVEY058G96
K19Y01S C2019 12 20.26095 05 32 06.10 +10 29 47.4 19.5 GVEY058G96
K19Y01S C2019 12 20.26641 05 32 10.13 +10 30 38.4 19.6 GVEY058G96
K19Y01S C2019 12 20.33435 05 32 59.65 +10 41 04.8 19.5 GVEY058I52
K19Y01S C2019 12 20.33476 05 32 59.92 +10 41 08.3 19.9 GVEY058I52
K19Y01S C2019 12 20.33518 05 33 00.25 +10 41 12.5 19.3 GVEY058I52
K19Y01S C2019 12 20.33559 05 33 00.55 +10 41 16.0 19.4 GVEY058I52
K19Y01S KC2019 12 20.37658 05 33 29.40 +10 47 33.6 oEY058711
K19Y01S KC2019 12 20.37917 05 33 31.28 +10 47 56.4 oEY058711
K19Y01S KC2019 12 20.38088 05 33 32.55 +10 48 11.5 oEY058711
K19Y01S KC2019 12 20.93529705 40 51.064+12 10 27.33 19.4 GVEY058J04
K19Y01S KC2019 12 20.93581905 40 51.430+12 10 32.07 19.5 GVEY058J04
K19Y01S C2019 12 21.13885 05 43 25.00 +12 39 03.7 VEY058I52
K19Y01S C2019 12 21.13927 05 43 25.40 +12 39 07.3 VEY058I52
K19Y01S C2019 12 21.13968 05 43 25.70 +12 39 09.5 VEY058I52
K19Y01S KC2019 12 21.18146 05 43 54.44 +12 44 49.3 19.6 GVEY058V01
K19Y01S |C2019 12 21.20828 05 44 07.00 +12 51 49.7 19.9 VuEY058807
K19Y01S |C2019 12 21.21118 05 44 08.95 +12 52 13.6 19.4 VuEY058807
K19Y01S |C2019 12 21.21401 05 44 10.86 +12 52 37.2 19.6 VuEY058807
K19Y01S KC2019 12 21.25066 05 44 39.82 +12 54 39.2 19.9 RqEY058H36
K19Y01S KC2019 12 21.25786 05 44 44.63 +12 55 38.3 19.8 RqEY058H36
K19Y01S KC2019 12 21.26179 05 44 47.32 +12 56 11.6 19.7 RqEY058H36
K19Y01S KC2019 12 21.27692 05 44 58.85 +12 58 39.6 EY058711
K19Y01S KC2019 12 21.27947 05 45 00.57 +12 59 00.7 EY058711
K19Y01S KC2019 12 21.28203 05 45 02.29 +12 59 22.1 EY058711
K19Y01S KC2019 12 21.36214 05 45 57.61 +13 09 55.8 19.7 GVEY058V01
K19Y01S C2019 12 21.79245 05 51 14.33 +14 06 57.9 20.3 VVEY058033
K19Y01S C2019 12 21.79342 05 51 14.98 +14 07 06.1 19.7 VVEY058033
K19Y01S C2019 12 21.79438 05 51 15.63 +14 07 13.8 19.5 VVEY058033
K19Y01S IC2019 12 21.93119605 52 46.26 +14 25 23.8 20.1 GVEY058L01
K19Y01S pC2019 12 21.93332405 52 47.67 +14 25 40.0 20.1 GVEY058L01
K19Y01S KC2019 12 21.93399505 52 48.12 +14 25 45.4 20.2 GVEY058L01
K19Y01S KC2019 12 21.93545305 52 49.01 +14 25 55.9 20.2 GVEY058L01
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. Observers J. G. Ries. Measurer J. G.
Ries. 2.1-m reflector + CCD + focal reducer.
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 M.
Micheli, D. Koschny, M. Busch, A. Knofel, E. Schwab. 1.0-m f/4.4
reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
V01 Mountainville Observatory, Alpine. Observer B. Sheets. 0.35-m f/11.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2019 YS1 Earth MOID = 0.0370 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 67.31519 (2000.0) P Q
n 0.36613913 Peri. 327.34168 +0.45559948 -0.88672344
a 1.9351084 Node 95.44729 +0.83270741 +0.39338087
e 0.4820473 Incl. 4.51855 +0.31468633 +0.24284364
P 2.69 H 25.6 G 0.15 U 7
Residuals in seconds of arc
191220 G96 0.1+ 0.2+ 191220 J04 0.1+ 0.5+ 191221 711 0.1- 0.2+
191220 G96 0.1+ 0.0 191221 I52 (1.8- 0.5-) 191221 711 0.1- 0.3+
191220 G96 0.3- 0.4- 191221 I52 0.3- 0.6- 191221 V01 0.8- 0.4-
191220 G96 0.2+ 0.2- 191221 I52 (0.1- 1.9-) 191221 033 0.1+ 0.5-
191220 I52 0.1+ 0.1- 191221 V01 0.2+ 0.9+ 191221 033 0.1- 0.1-
191220 I52 0.3- 0.4- 191221 807 0.3+ 0.1+ 191221 033 0.1- 0.0
191220 I52 0.0 0.0 191221 807 0.2+ 0.2- 191221 L01 0.2- 0.4+
191220 I52 0.0 0.3- 191221 807 0.2+ 0.2- 191221 L01 0.3+ 0.2+
191220 711 0.2+ 0.9+ 191221 H36 0.7+ 0.1+ 191221 L01 0.5+ 0.4+
191220 711 0.2- 0.2+ 191221 H36 0.3- 0.8- 191221 L01 0.2- 0.4-
191220 711 0.0 0.1- 191221 H36 0.0 0.2-
191220 J04 0.1+ 0.3+ 191221 711 0.2- 0.3+
Ephemeris:
2019 YS1 a,e,i = 1.94, 0.48, 5 q = 1.0023
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 11 22 23 35 57.8 -37 29 37 0.09913 1.0057 97.6 76.8 23.3
...
2019 12 07 01 50 01.4 -28 31 40 0.05224 1.0066 112.7 64.5 21.5
...
2019 12 15 04 09 28.2 -06 08 11 0.04303 1.0198 145.1 33.6 20.2
...
2019 12 21 05 41 33.1 +12 20 28 0.05246 1.0352 168.6 10.9 20.0
2019 12 22 05 53 32.1 +14 35 27 0.05516 1.0382 171.1 8.4 20.0
2019 12 23 06 04 33.7 +16 35 45 0.05810 1.0414 173.1 6.5 20.0
...
2019 12 29 06 53 48.7 +24 38 22 0.07943 1.0624 174.2 5.4 20.7
...
2020 01 06 07 29 47.2 +29 25 10 0.1143 1.0963 171.1 8.0 21.7
...
2020 01 21 07 58 18.2 +32 04 26 0.1936 1.1740 167.8 10.2 23.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y58
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