[Iaude] MPEC A25: 2018 YZ2 [a=2.05,e=0.41,i=35.1,H=19.1]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Thu Jan 3 14:59:16 EST 2019
M.P.E.C. 2019-A25 Issued 2019 Jan. 3, 19:56 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2018 YZ2
Observations:
K18Y02Z* C2018 12 31.33287 07 18 49.85 +25 12 03.4 20.6 GVEA025G96
K18Y02Z C2018 12 31.34844 07 18 47.76 +25 11 45.7 VEA025G96
K18Y02Z C2018 12 31.35424 07 18 47.00 +25 11 39.5 20.9 GVEA025G96
K18Y02Z C2018 12 31.36301 07 18 45.85 +25 11 30.0 19.8 GVEA025G96
K18Y02Z C2018 12 31.50699 07 18 26.64 +25 08 48.4 20.6 GVEA025G96
K18Y02Z C2018 12 31.51005 07 18 26.24 +25 08 44.6 20.5 GVEA025G96
K18Y02Z C2018 12 31.51241 07 18 25.96 +25 08 41.4 21.0 GVEA025G96
K18Y02Z C2018 12 31.51542 07 18 25.59 +25 08 39.1 20.6 GVEA025G96
K18Y02Z KC2019 01 02.06432607 15 02.09 +24 39 23.9 20.7 GVEA025J95
K18Y02Z KC2019 01 02.08592207 14 59.22 +24 38 58.7 20.1 GVEA025J95
K18Y02Z C2019 01 02.52382 07 14 00.767+24 30 37.01 21.1 wUEA025F51
K18Y02Z C2019 01 02.53487 07 13 59.266+24 30 24.19 21.1 wUEA025F51
K18Y02Z C2019 01 02.54592 07 13 57.742+24 30 11.09 21.1 wUEA025F51
K18Y02Z C2019 01 02.55690 07 13 56.251+24 29 58.31 20.9 wUEA025F51
K18Y02Z C2019 01 02.96843 07 13 01.49 +24 21 53.4 20.1 VSEA025033
K18Y02Z C2019 01 02.98156 07 12 59.70 +24 21 37.8 20.4 VSEA025033
K18Y02Z C2019 01 02.98513 07 12 59.14 +24 21 33.0 20.5 VSEA025033
K18Y02Z KC2019 01 03.05613507 12 49.62 +24 20 12.5 20.8 GVEA025L01
K18Y02Z KC2019 01 03.05924607 12 49.20 +24 20 08.9 20.7 GVEA025L01
K18Y02Z KC2019 01 03.06235407 12 48.79 +24 20 04.8 20.6 GVEA025L01
K18Y02Z C2019 01 03.08630 07 12 45.32 +24 19 33.9 20.3 VSEA025033
K18Y02Z C2019 01 03.08953 07 12 44.83 +24 19 30.1 20.5 VSEA025033
K18Y02Z C2019 01 03.09274 07 12 44.44 +24 19 26.4 20.0 VSEA025033
K18Y02Z C2019 01 03.09597 07 12 44.02 +24 19 24.3 20.1 VSEA025033
K18Y02Z C2019 01 03.09919 07 12 43.57 +24 19 18.9 19.9 VSEA025033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers U. Laux,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb,
H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer B. M. Africano. Measurers B. M. Africano,
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, R. L. Seaman,
F. C. Shelly. 1.5-m reflector + 10K CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3
Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, P. Kukic, A. Radica.
Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2018 YZ2 Earth MOID = 0.4166 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 338.89802 (2000.0) P Q
n 0.33659297 Peri. 286.23648 -0.68090747 +0.47946865
a 2.0467558 Node 285.66201 -0.22199634 -0.85546563
e 0.4138729 Incl. 35.09606 -0.69791306 -0.19567415
P 2.93 H 19.1 G 0.15 U 9
Residuals in seconds of arc
181231 G96 0.1+ 0.4+ 190102 J95 0.2- 0.2- 190103 L01 (2.3+ 1.9+)
181231 G96 0.1- 0.0 190102 F51 0.2+ 0.2+ 190103 L01 (2.5+ 1.5+)
181231 G96 0.1+ 0.2+ 190102 F51 0.4+ 0.4+ 190103 033 0.7- 0.3-
181231 G96 0.4+ 0.5+ 190102 F51 0.2+ 0.3+ 190103 033 1.4- 0.3-
181231 G96 0.8- 0.4+ 190102 F51 0.4+ 0.4+ 190103 033 0.7- 0.2-
181231 G96 0.7- 0.1+ 190102 033 0.2- 0.2+ 190103 033 0.4- 1.5+
181231 G96 0.3- 0.4- 190102 033 0.1- 0.0 190103 033 0.6- 0.1-
181231 G96 0.0 0.7+ 190102 033 1.1- 0.6-
190102 J95 1.0- 0.0 190103 L01 (2.2+ 1.8+)
Ephemeris:
2018 YZ2 a,e,i = 2.05, 0.41, 35 q = 1.1997
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 04 08 00 17.9 +31 14 55 1.2807 2.0948 134.7 19.5 22.2
...
2018 12 19 07 42 24.0 +28 28 19 1.0923 2.0206 153.4 12.6 21.6
...
2018 12 27 07 27 52.6 +26 28 09 1.0144 1.9799 164.6 7.6 21.2
...
2019 01 02 07 15 10.9 +24 40 43 0.9687 1.9489 173.5 3.3 20.8
2019 01 03 07 12 57.3 +24 21 21 0.9622 1.9437 175.1 2.5 20.7
2019 01 04 07 10 42.3 +24 01 35 0.9561 1.9385 176.6 1.7 20.7
...
2019 01 10 06 56 53.2 +21 55 09 0.9263 1.9071 173.9 3.1 20.6
...
2019 01 18 06 38 35.6 +18 50 32 0.9058 1.8646 161.3 9.7 20.9
...
2019 02 02 06 09 46.6 +12 55 15 0.9206 1.7839 138.7 21.4 21.2
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A25
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