[Iaude] MPEC J116: 2019 BF5 [a=1.68,e=0.74,i=24.5,H=21.5]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun May 9 10:01:23 EDT 2021
M.P.E.C. 2021-J116 Issued 2021 May 9, 14:00 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
2019 BF5
Revision to MPEC 2019-C19
Additional Observations:
K19B05F C2021 04 06.23562304 54 47.971+22 56 54.38 23.43GVEJ116T14
K19B05F C2021 04 06.23851904 54 49.078+22 56 52.74 23.77GVEJ116T14
K19B05F C2021 04 06.24134804 54 50.151+22 56 51.05 23.52GVEJ116T14
K19B05F C2021 04 06.24420604 54 51.247+22 56 49.45 23.71GVEJ116T14
K19B05F KC2021 04 07.26905805 01 20.024+22 46 52.07 23.88GVEJ116T12
Observer details:
T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m). Observer D. J. Tholen.
2.24-m f/10.1 reflector + CCD.
T14 Mauna Kea-UH/Tholen NEO Follow-Up (CFHT). Observer H. Januszewski.
Measurer D. J. Tholen. 3.6-m f/4.1 reflector + MegaCam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
210406 T14 0.08+ 0.02+ 210407 T12 0.08+ 0.02+ MPO508626 +0.08 days
Orbital elements:
2019 BF5 PHA, Earth MOID = 0.0224 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 332.33009 (2000.0) P Q
n 0.45253541 Peri. 68.71597 +0.87150159 -0.38223492
a 1.6802259 Node 312.26119 +0.12272202 +0.77652859
e 0.7393019 Incl. 24.52609 +0.47478868 +0.50089901
P 2.18 H 21.5 G 0.15 U 2
Residuals in seconds of arc
190128 I41 0.9- 0.1- 190203 L11 0.2+ 0.2+ 190206 160 0.1- 0.2+
190128 I41 0.5+ 0.9+ 190203 L11 0.1+ 0.1- 190206 160 0.4+ 0.4+
190128 I41 0.4+ 0.0 190203 L11 0.1- 0.5- 190206 204 0.0 0.1-
190128 I41 1.1+ 0.5+ 190203 L11 0.5- 0.1+ 190206 204 0.0 0.0
190203 T08 0.8- 0.3- 190203 L11 0.2+ 0.1+ 190206 K33 0.5+ 0.7+
190203 T08 0.0 0.1- 190203 L11 0.0 0.0 190206 K33 0.4+ 0.4-
190203 T08 0.0 0.1- 190203 L11 0.0 0.1- 190207 K33 0.0 1.2+
190203 T08 0.1- 0.3- 190203 L11 0.1+ 0.1+ 190207 K33 (0.3+ 1.6+)
190203 T08 0.1+ 0.0 190203 L11 0.0 0.5+ 190207 K33 0.0 0.1-
190203 T08 0.1+ 0.1- 190203 L11 0.0 0.2- 190207 474 0.1+ 0.2+
190203 T08 0.0 0.1- 190204 G40 0.1- 0.4- 190207 474 0.0 0.0
190203 T08 0.1+ 0.3- 190204 G40 0.4+ 0.1- 190207 474 0.1- 0.3-
190203 T08 0.0 0.1- 190204 G40 0.2- 0.2- 190207 474 0.4+ 1.1+
190203 T08 0.1+ 0.1- 190204 G40 0.1- 0.2- 190207 033 0.1+ 0.1+
190203 T08 0.1- 0.3- 190204 H21 0.2+ 0.0 190207 033 0.0 0.2+
190203 T08 0.1+ 0.0 190204 H21 0.2+ 0.1+ 190207 033 0.0 0.1+
190203 T08 0.1+ 0.2- 190204 H21 0.2+ 0.1+ 190207 033 0.0 0.1-
190203 T08 0.0 0.2- 190204 F52 0.5- 0.5- 190207 033 0.3+ 0.1+
190203 T08 0.3+ 0.1- 190204 F52 0.0 0.1- 190207 K88 0.1- 0.0
190203 T08 0.1+ 0.1- 190204 F52 0.7+ 0.7+ 190207 K88 0.1- 0.1+
190203 474 0.5+ 0.4- 190204 474 0.1- 0.4+ 190207 K88 0.2- 0.0
190203 474 0.3+ 0.1- 190204 474 0.1- 0.0 190207 K88 0.1- 0.0
190203 474 0.0 0.4- 190204 474 0.5+ 0.1+ 190207 K88 0.0 0.2+
190203 J08 (0.0 1.7-) 190204 474 0.3+ 0.0 190207 J04 0.0 0.1-
190203 J08 (0.9- 2.2-) 190204 474 0.0 0.3+ 190207 J04 0.0 0.1-
190203 J08 1.1- 1.3- 190204 C47 0.2- 0.3- 190207 J04 0.1+ 0.1-
190203 L01 0.3- 0.0 190204 C47 0.0 0.2- 190208 I52 0.2- 0.2+
190203 L01 0.1- 0.1- 190204 C47 0.1+ 0.3- 190208 I52 0.3+ 0.1-
190203 L01 0.1- 0.2- 190204 C47 0.0 0.0 190208 I52 0.2+ 0.0
190203 L01 0.1- 0.1- 190204 C47 0.2+ 0.1- 190208 I52 0.2- 0.1+
190203 L01 0.1- 0.1- 190204 C47 0.0 0.1- 190208 V01 0.5- 0.2+
190203 L01 0.0 0.1- 190205 160 1.1+ 1.5+ 190208 V01 0.0 0.4-
190203 L01 0.0 0.2- 190205 160 0.2+ 0.2+ 190208 V01 0.5- 0.2-
190203 L01 0.0 0.2- 190205 160 0.8- 1.0+ 190208 V01 0.5- 0.3-
190203 C23 0.1- 0.1- 190206 160 (1.6+ 1.3+) 190209 703 0.7+ 0.1+
190203 C23 0.0 0.2- 190206 160 1.0+ 0.6+ 190209 703 0.1- 0.3-
190203 C23 0.0 0.2- 190206 160 0.1+ 0.7+ 190209 703 1.3- 0.1-
190203 C23 0.0 0.1+ 190206 T08 0.2+ 0.3+ 190209 703 0.1- 0.1-
190203 L01 0.1+ 0.1- 190206 T08 0.3+ 0.0 190211 I52 0.2+ 0.9-
190203 L01 0.1+ 0.2- 190206 T08 0.0 0.3- 190211 I52 0.2+ 0.1-
190203 L01 0.0 0.2- 190206 T08 0.0 0.1+ 190211 I52 0.0 0.2+
190203 L01 0.0 0.1- 190206 033 0.2+ 0.1- 190211 I52 0.4- 0.7+
190203 L01 0.1+ 0.1- 190206 033 0.1+ 0.2- 190212 G96 0.1- 0.0
190203 L01 0.1+ 0.1- 190206 033 0.1- 0.1- 190212 G96 0.3- 0.1+
190203 L01 0.1+ 0.2- 190206 L01 0.0 0.2- 190212 G96 0.4+ 0.2+
190203 L01 0.0 0.1- 190206 L01 0.1- 0.2- 190212 G96 0.2+ 0.1-
190203 L01 0.1+ 0.1- 190206 L01 0.1+ 0.1- 190301 711 0.6- 0.1-
190203 L01 0.0 0.3- 190206 L01 0.1+ 0.1+ 190301 711 0.4- 0.1-
190203 094 0.3+ 0.2+ 190206 L01 0.1- 0.0 190301 711 0.3- 0.1+
190203 094 0.4+ 0.2+ 190206 595 0.3+ 0.3- 190405 T12 0.1- 0.1+
190203 094 0.2+ 0.1- 190206 595 0.0 0.4- 210406 T14 0.0 0.0
190203 094 0.6+ 0.4+ 190206 595 0.2- 0.0 210406 T14 0.1+ 0.0
190203 L11 0.1+ 0.2- 190206 595 0.0 0.5+ 210406 T14 0.0 0.0
190203 L11 0.3+ 0.4+ 190206 160 0.4- 0.2- 210406 T14 0.0 0.0
190203 L11 0.2+ 0.0 190206 204 0.0 0.0 210407 T12 0.1- 0.0
Ephemeris:
2019 BF5 a,e,i = 1.68, 0.74, 25 q = 0.4380
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 09 05 11 56.7 +22 28 29 1.1207 1.0635 59.8 54.5 23.9
...
2021 04 24 06 27 56.4 +19 03 05 1.3392 1.2569 62.9 45.4 24.4
...
2021 05 02 06 59 10.5 +17 04 15 1.4741 1.3532 62.8 41.5 24.6
...
2021 05 08 07 19 35.1 +15 37 07 1.5800 1.4224 62.1 38.8 24.8
2021 05 09 07 22 46.7 +15 22 51 1.5979 1.4337 62.0 38.4 24.8
2021 05 10 07 25 55.1 +15 08 40 1.6159 1.4450 61.8 38.0 24.9
...
2021 05 16 07 43 43.6 +13 45 14 1.7247 1.5110 60.6 35.6 25.0
...
2021 05 24 08 05 09.6 +11 58 25 1.8713 1.5954 58.5 32.8 25.3
...
2021 06 08 08 40 09.0 +08 49 50 2.1446 1.7434 53.5 27.9 25.6
A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-J116
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