MPEC 2019-Y84 : 2019 YQ2
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Read MPEC 2019-Y83
Read MPEC 2019-Y85
M.P.E.C. 2019-Y84 Issued 2019 December 23, 15:56 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 YQ2
Observations:
K19Y02Q* C2019 12 21.38186 08 51 00.56 +08 36 35.2 21.2 GVEY084G96
K19Y02Q C2019 12 21.38700 08 51 03.11 +08 37 06.0 21.0 GVEY084G96
K19Y02Q C2019 12 21.39215 08 51 05.55 +08 37 37.1 21.4 GVEY084G96
K19Y02Q C2019 12 21.39728 08 51 08.05 +08 38 08.5 21.0 GVEY084G96
K19Y02Q C2019 12 21.50395 08 52 00.15 +08 48 55.6 21.1 GVEY084V06
K19Y02Q C2019 12 21.50611 08 52 01.24 +08 49 07.9 21.4 GVEY084V06
K19Y02Q C2019 12 21.50828 08 52 02.29 +08 49 21.6 21.7 GVEY084V06
K19Y02Q C2019 12 21.51044 08 52 03.34 +08 49 34.7 21.8 GVEY084V06
K19Y02Q C2019 12 21.97039 08 56 03.44 +09 36 45.5 21.3 VVEY084033
K19Y02Q C2019 12 21.97199 08 56 04.27 +09 36 55.9 21.2 VVEY084033
K19Y02Q C2019 12 21.97360 08 56 05.10 +09 37 06.2 21.2 VVEY084033
K19Y02Q KC2019 12 22.13662 08 57 30.10 +09 54 33.5 20.1 RVEY084J04
K19Y02Q KC2019 12 22.14889 08 57 36.37 +09 55 51.7 20.1 RVEY084J04
K19Y02Q KC2019 12 22.16111 08 57 42.63 +09 57 09.4 20.1 RVEY084J04
K19Y02Q |C2019 12 22.29518 08 58 54.38 +10 12 13.8 21.1 VuEY084807
K19Y02Q |C2019 12 22.30167 08 58 57.72 +10 12 55.5 21.2 VuEY084807
K19Y02Q |C2019 12 22.30814 08 59 01.05 +10 13 37.4 21.1 VuEY084807
K19Y02Q C2019 12 22.33019308 59 14.24 +10 15 03.7 20.9 GVEY084H01
K19Y02Q C2019 12 22.33453008 59 16.51 +10 15 31.7 20.7 GVEY084H01
K19Y02Q C2019 12 22.34632108 59 22.65 +10 16 47.7 20.7 GVEY084H01
K19Y02Q C2019 12 22.35272508 59 25.99 +10 17 29.0 20.8 GVEY084H01
K19Y02Q KC2019 12 22.36596308 59 31.93 +10 18 49.8 21.0 VuEY084H21
K19Y02Q KC2019 12 22.37301108 59 35.62 +10 19 35.5 21.2 VuEY084H21
K19Y02Q KC2019 12 22.37920608 59 38.85 +10 20 15.1 21.3 VuEY084H21
K19Y02Q KC2019 12 23.32181709 08 23.71 +12 04 21.5 20.9 VuEY084H21
K19Y02Q C2019 12 23.32236 09 08 25.15 +12 04 29.6 VEY084I52
K19Y02Q C2019 12 23.32403 09 08 26.04 +12 04 41.1 VEY084I52
K19Y02Q KC2019 12 23.32472409 08 25.31 +12 04 41.7 20.9 VuEY084H21
K19Y02Q C2019 12 23.32569 09 08 27.04 +12 04 52.4 20.7 GVEY084I52
K19Y02Q C2019 12 23.32736 09 08 27.90 +12 05 04.0 VEY084I52
K19Y02Q KC2019 12 23.32762909 08 26.94 +12 05 01.6 19.6 VuEY084H21
K19Y02Q KC2019 12 23.33053409 08 28.57 +12 05 21.2 20.0 VuEY084H21
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + 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 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. 0.81-m f/4.0
astrograph + CCD, 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.
V06 Catalina Sky Survey-Kuiper. 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. 1.55-m reflector + CCD.
Orbital elements:
2019 YQ2 Earth MOID = 0.0991 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 32.29610 (2000.0) P Q
n 0.25610042 Peri. 36.67438 -0.66478354 -0.64623231
a 2.4558162 Node 98.46538 +0.56317152 -0.76314066
e 0.5853184 Incl. 22.26495 +0.49081635 +0.00035549
P 3.85 H 23.1 G 0.15 U 7
Residuals in seconds of arc
191221 G96 0.2- 0.2+ 191222 J04 0.1- 0.1- 191222 H21 0.3+ 0.2-
191221 G96 0.6+ 0.1- 191222 J04 0.1- 0.2+ 191222 H21 0.3+ 0.5-
191221 G96 0.4- 0.2- 191222 J04 0.1+ 0.2+ 191223 H21 0.1+ 0.3-
191221 G96 0.3- 0.1+ 191222 807 0.0 0.1- 191223 I52 0.1+ 0.0
191221 V06 0.1- 0.4+ 191222 807 0.2- 0.1- 191223 I52 0.5- 0.1+
191221 V06 0.3+ 0.4- 191222 807 0.4- 0.3+ 191223 H21 0.1- 0.1+
191221 V06 0.0 0.1+ 191222 H01 0.1- 0.1+ 191223 I52 0.5+ 0.0
191221 V06 0.2- 0.1+ 191222 H01 0.0 0.1+ 191223 I52 0.5- 0.2+
191221 033 0.1+ 0.2- 191222 H01 0.1- 0.1+ 191223 H21 0.1+ 0.2+
191221 033 0.2+ 0.1+ 191222 H01 0.0 0.1+ 191223 H21 0.2+ 0.0
191221 033 0.2+ 0.3+ 191222 H21 0.1+ 0.6-
Ephemeris:
2019 YQ2 a,e,i = 2.46, 0.59, 22 q = 1.0184
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 11 23 06 51 38.8 -09 41 36 0.4350 1.2950 126.6 37.7 23.4
...
2019 12 08 07 34 58.0 -05 19 03 0.2823 1.1932 132.2 37.7 22.3
...
2019 12 16 08 12 57.9 +01 09 06 0.2134 1.1451 135.0 37.4 21.5
...
2019 12 22 08 56 17.0 +09 40 22 0.1724 1.1129 135.3 38.4 21.1
2019 12 23 09 05 19.8 +11 28 30 0.1669 1.1079 135.0 38.9 21.0
2019 12 24 09 15 00.2 +13 23 03 0.1618 1.1030 134.5 39.5 20.9
...
2019 12 30 10 27 48.0 +26 17 35 0.1435 1.0761 127.2 46.7 20.8
...
2020 01 07 12 34 36.2 +39 49 57 0.1546 1.0475 110.5 61.5 21.3
...
2020 01 22 15 22 02.4 +42 43 22 0.2413 1.0196 91.6 74.8 22.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y84
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