[Iaude] MPEC F22: 2017 FL102 [a=1.63,e=0.72,i=20.1,H=21.2]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Mon Mar 18 06:41:16 EDT 2019
M.P.E.C. 2019-F22 Issued 2019 Mar. 18, 10:37 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
2017 FL102
Revision to MPEC 2017-F195
Additional Observations:
K17FA2L |C2019 03 12.20132 11 52 35.72 +02 01 24.9 22.3 GUEF022807
K17FA2L |C2019 03 12.21367 11 52 33.88 +02 01 28.2 22.3 GUEF022807
K17FA2L |C2019 03 12.22563 11 52 32.05 +02 01 31.3 22.3 GUEF022807
K17FA2L |C2019 03 13.19952 11 50 05.54 +02 05 44.4 22.2 GUEF022807
K17FA2L |C2019 03 13.20865 11 50 04.11 +02 05 46.9 22.2 GUEF022807
K17FA2L |C2019 03 13.21777 11 50 02.67 +02 05 49.5 22.2 GUEF022807
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
1.00-m f/10.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
190312 807 0.05+ 0.04- 190313 807 0.05+ 0.04- MPO438036 -0.11 day
Orbital elements:
2017 FL102 Earth MOID = 0.1888 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 321.48196 (2000.0) P Q
n 0.47239283 Peri. 321.49794 +0.73396646 +0.67864292
a 1.6328032 Node 355.46988 -0.50628926 +0.52004331
e 0.7199372 Incl. 20.10377 -0.45272996 +0.51865089
P 2.09 H 21.2 G 0.15 U 3
Residuals in seconds of arc
170325 F51 0.2+ 0.1+ 170328 926 0.3+ 0.1- 170405 F51 0.2- 0.0
170325 F51 0.1+ 0.2+ 170328 926 0.1- 0.2- 170405 F51 0.1+ 0.1+
170325 F51 0.2+ 0.1+ 170328 926 0.2- 0.5- 170405 F51 0.0 0.1+
170325 F51 0.2+ 0.1+ 170329 691 0.6- 0.2- 170405 F51 0.0 0.2+
170326 691 0.2+ 0.3- 170329 691 1.4- 0.9- 170405 F51 0.1+ 0.0
170326 568 0.1+ 0.0 170329 691 (4.0- 0.3-) 170406 691 (2.9- 0.7+)
170326 691 1.0- 0.6- 170329 926 0.3+ 0.1+ 170406 691 (2.3- 0.2+)
170326 568 0.1+ 0.1+ 170329 926 0.5+ 0.3+ 170419 474 0.3+ 0.2-
170326 568 0.1+ 0.1+ 170329 I52 0.6+ 0.7- 170419 474 0.5+ 0.2+
170326 691 0.4+ 0.1+ 170329 I52 0.4+ 0.8+ 170419 807 0.4- 0.6+
170327 807 0.1+ 0.3- 170329 I52 1.3- 0.7- 170419 807 0.1+ 0.0
170327 807 0.1- 0.1- 170329 I52 0.8- 1.1- 170419 807 0.4+ 0.4+
170327 807 0.1+ 0.2- 170329 474 0.0 0.0 170429 807 0.7- 0.7-
170327 291 0.0 0.3- 170329 474 0.2+ 0.2+ 170429 807 0.2+ 0.1-
170327 291 0.2+ 0.1- 170329 474 0.3+ 0.1+ 170429 807 0.4- 0.4-
170327 291 0.4+ 0.0 170329 474 0.1+ 0.1+ 190312 807 0.4- 0.2-
170327 474 0.3+ 0.1+ 170330 474 0.1+ 0.1- 190312 807 0.2+ 0.1-
170327 474 0.3+ 0.1+ 170330 474 0.3+ 0.1- 190312 807 0.1+ 0.1-
170327 474 0.2- 0.2- 170330 474 0.2- 0.1+ 190313 807 0.2+ 0.0
170327 474 0.1+ 0.0 170404 I52 0.2- 0.1+ 190313 807 0.1+ 0.1+
170328 807 0.6- 0.2+ 170404 I52 0.4+ 0.8+ 190313 807 0.1- 0.3+
170328 807 0.6- 0.1+ 170404 I52 0.7- 0.2-
170328 807 0.4- 0.1- 170405 F51 0.0 0.0
Ephemeris:
2017 FL102 a,e,i = 1.63, 0.72, 20 q = 0.4573
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 02 16 12 32 34.9 +01 02 59 1.1856 2.0402 139.5 18.3 24.1
...
2019 03 03 12 12 28.5 +01 27 43 0.9664 1.9261 159.4 10.4 23.2
...
2019 03 11 11 55 31.3 +01 56 17 0.8727 1.8609 171.6 4.5 22.6
...
2019 03 17 11 39 59.4 +02 22 57 0.8153 1.8099 178.6 0.8 22.2
2019 03 18 11 37 11.4 +02 27 40 0.8068 1.8013 176.9 1.7 22.2
2019 03 19 11 34 20.2 +02 32 27 0.7987 1.7925 175.3 2.6 22.3
...
2019 03 25 11 16 13.5 +03 01 28 0.7570 1.7391 164.9 8.6 22.4
...
2019 04 02 10 50 28.5 +03 37 17 0.7199 1.6649 150.7 17.1 22.5
...
2019 04 17 10 04 28.9 +04 13 54 0.6988 1.5158 124.9 32.9 22.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-F22
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