MPEC 2019-Y127 : 2019 YF4
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M.P.E.C. 2019-Y127 Issued 2019 December 31, 01:16 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 YF4
Observations:
K19Y04F* C2019 12 29.39559503 58 05.931+18 40 43.12 20.09wUEY127F51
K19Y04F C2019 12 29.40790003 58 09.563+18 40 39.73 19.96wUEY127F51
K19Y04F C2019 12 29.43247503 58 17.136+18 40 31.06 20.00wUEY127F51
K19Y04F C2019 12 30.44519604 06 23.260+18 41 00.67 19.58GVEY127F51
K19Y04F C2019 12 30.45810304 06 28.314+18 40 53.49 19.72GVEY127F51
K19Y04F C2019 12 30.47091704 06 33.457+18 40 45.87 19.75GVEY127F51
K19Y04F KC2019 12 30.86064704 10 25.75 +18 38 28.3 19.5 GVEY127L01
K19Y04F KC2019 12 30.86154304 10 26.14 +18 38 28.4 19.8 GVEY127L01
K19Y04F KC2019 12 30.86242604 10 26.51 +18 38 28.3 19.7 GVEY127L01
K19Y04F KC2019 12 30.86417604 10 27.25 +18 38 28.1 19.7 GVEY127L01
K19Y04F KC2019 12 30.86505504 10 27.59 +18 38 28.4 19.7 GVEY127L01
K19Y04F KC2019 12 30.86593804 10 27.97 +18 38 28.1 19.7 GVEY127L01
K19Y04F KC2019 12 30.90974 04 10 46.68 +18 38 17.7 19.6 GVEY127595
K19Y04F KC2019 12 30.91580 04 10 50.20 +18 38 30.7 18.4 GVEY127K63
K19Y04F KC2019 12 30.91900 04 10 50.70 +18 38 15.8 19.7 GVEY127595
K19Y04F KC2019 12 30.92287 04 10 53.25 +18 38 29.0 18.2 GVEY127K63
K19Y04F KC2019 12 30.92858 04 10 54.85 +18 38 13.5 19.7 GVEY127595
K19Y04F KC2019 12 30.93024 04 10 56.47 +18 38 26.9 19.1 GVEY127K63
K19Y04F KC2019 12 30.93219 04 10 57.12 +18 38 25.9 19.6 GVEY127104
K19Y04F KC2019 12 30.93618 04 10 58.89 +18 38 25.2 19.5 GVEY127104
K19Y04F KC2019 12 30.94076 04 11 00.86 +18 38 23.5 19.2 GVEY127104
K19Y04F KC2019 12 30.94876 04 11 05.57 +18 38 21.9 qEY127C77
K19Y04F HC2019 12 30.95560 04 11 08.40 +18 38 07.9 VEY127204
K19Y04F KC2019 12 30.95804 04 11 09.68 +18 38 17.9 qEY127C77
K19Y04F KC2019 12 30.96139 04 11 10.99 +18 38 06.3 VEY127204
K19Y04F KC2019 12 30.96719 04 11 13.59 +18 38 04.1 19.7 GVEY127204
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P.
Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector + CCD.
595 Farra d'Isonzo. Observers U. Montanar, E. Pettarin, G. Ierman. Measurer
E. Pettarin. 0.61-m f/4.5 reflector + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4.0 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman, K. Chambers. Measurers K. Chambers, S. Chastel, T. de Boer, 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.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observers R. Bacci, P.
Bacci. Measurer 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 YF4 Earth MOID = 0.0078 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 93.74329 (2000.0) P Q
n 0.69421566 Peri. 216.57478 -0.45022554 -0.89290780
a 1.2632029 Node 260.18362 +0.82008580 -0.41192613
e 0.2152820 Incl. 0.20663 +0.35320850 -0.18174853
P 1.42 H 26.9 G 0.15 U 6
Residuals in seconds of arc
191229 F51 0.3- 0.0 191230 L01 0.3+ 0.2- 191230 104 0.2- 0.4-
191229 F51 0.3- 0.0 191230 L01 0.1- 0.2+ 191230 104 0.4+ 0.0
191229 F51 0.6+ 0.0 191230 L01 0.0 0.1- 191230 104 0.1+ 0.2-
191230 F51 0.0 0.1+ 191230 595 0.2- 0.1- 191230 C77 0.3- 0.3+
191230 F51 0.1+ 0.0 191230 K63 0.3- 0.1+ 191230 204 0.2- 0.3-
191230 F51 0.1- 0.0 191230 595 0.0 0.2+ 191230 C77 0.2+ 0.6-
191230 L01 0.0 0.1- 191230 K63 0.0 0.1+ 191230 204 0.1- 0.1+
191230 L01 0.2+ 0.0 191230 595 0.4- 0.6+ 191230 204 0.2- 0.1+
191230 L01 0.2+ 0.0 191230 K63 0.7+ 0.1-
Ephemeris:
2019 YF4 a,e,i = 1.26, 0.22, 0 q = 0.9913
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 12 01 03 09 56.6 +19 05 25 0.07206 1.0550 162.0 16.8 22.2
...
2019 12 16 03 13 53.7 +18 34 20 0.04389 1.0215 147.6 31.1 21.5
...
2019 12 24 03 30 39.4 +18 34 14 0.03054 1.0083 143.3 35.6 20.8
...
2019 12 30 04 02 57.0 +18 41 35 0.02120 1.0007 144.7 34.6 20.0
2019 12 31 04 11 43.6 +18 41 41 0.01973 0.9997 145.7 33.7 19.8
2020 01 01 04 22 01.8 +18 40 17 0.01829 0.9987 147.0 32.4 19.6
...
2020 01 07 06 18 51.6 +16 12 49 0.01108 0.9940 166.7 13.2 17.9
...
2020 01 15 10 51 12.1 -02 33 23 0.01220 0.9911 128.3 51.2 19.2
...
2020 01 30 13 04 13.2 -12 02 36 0.03274 0.9965 109.8 68.4 21.9
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y127
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