MPEC 2023-N03 : 2016 BJ1
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M.P.E.C. 2023-N03 Issued 2023 July 1, 14:05 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
2016 BJ1
Revision to MPEC 2016-B54
Additional Observations:
K16B01J 0C2023 04 15.62474520 52 20.730-08 10 36.22 23.09GVEN003T12
K16B01J KC2023 06 30.40104 22 25 21.72 -24 34 58.7 22.8 GVEN003291
K16B01J KC2023 06 30.41833 22 25 21.37 -24 35 22.2 VEN003291
K16B01J KC2023 06 30.43571 22 25 20.98 -24 35 45.5 22.8 GVEN003291
Observer details:
291 LPL/Spacewatch II. Observer M. J. Brucker. 1.8-m f/2.7 reflector + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
230415 T12 24.4+ 21.5+ 230630 291 31.4+ 2.9+ MPO740685 +0.02 days
Orbital elements:
2016 BJ1 Earth MOID = 0.2631 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 2.05500 (2000.0) P Q
n 0.29006356 Peri. 99.26640 -0.85774275 +0.37126585
a 2.2601674 Node 103.19717 -0.47966851 -0.82680235
e 0.5436501 Incl. 21.42163 +0.18492025 -0.42256306
P 3.40 H 20.31 G 0.15 U 1
Residuals in seconds of arc
151230 G96 0.6- 0.8+ 160205 H21 0.4+ 0.2+ 160606 H21 0.1+ 0.0
151230 G96 0.1+ 0.0 160205 H21 0.5+ 0.6+ 160606 H21 0.2+ 0.1+
151230 G96 0.3+ 0.3+ 160206 H21 0.1- 1.0+ 160606 H21 0.0 0.1+
151230 G96 0.1+ 0.2+ 160206 H21 0.8- 0.6- 160607 291 0.2+ 0.1+
160105 F51 0.1- 0.1- 160211 568 0.2- 0.1- 160607 291 0.3+ 0.0
160105 F51 0.2- 0.2- 160211 568 0.0 0.2- 160607 291 0.1- 0.0
160105 F51 0.0 0.2- 160302 291 0.1- 0.2- 160610 C51 0.5- 0.5-
160105 F51 0.1+ 0.4- 160302 291 0.2- 0.1- 160610 C51 0.5- 0.7+
160107 F51 0.1- 0.1- 160302 291 0.2- 0.2- 160610 C51 0.8- 0.3+
160107 F51 0.1- 0.0 160304 C51 0.2- 0.1+ 160611 C51 0.3- 0.1+
160107 F51 0.1- 0.1- 160304 C51 0.8- 0.1- 160611 C51 1.5- 0.1+
160118 G96 0.5+ 0.1+ 160304 C51 0.0 0.7+ 160611 C51 0.2- 0.1+
160118 G96 0.1+ 0.2- 160304 C51 0.5+ 0.8- 160611 C51 0.0 0.1-
160118 G96 0.4- 0.0 160304 C51 0.3+ 0.3- 160611 C51 0.9- 0.3+
160118 I52 0.1- 0.2- 160304 C51 0.4- 0.3- 160611 C51 0.2- 0.1-
160118 I52 0.1- 0.1+ 160304 C51 0.7+ 0.6+ 160611 C51 0.1- 0.4+
160118 I52 0.3+ 0.1+ 160304 C51 0.4+ 0.7- 160611 C51 0.8- 0.2-
160118 I52 0.2+ 0.4+ 160304 C51 1.5- 0.0 160611 C51 0.3- 1.0-
160118 I52 0.1+ 0.1- 160304 C51 0.5+ 0.6- 160611 C51 0.4- 0.1+
160119 H21 0.1+ 0.2+ 160305 C51 0.3- 0.2- 160619 705 (0.4- 1.1+)
160119 H21 0.3+ 0.1+ 160326 291 (2.8+ 0.1-) 160619 705 0.1- 0.4+
160119 H21 0.1+ 0.2+ 160326 291 (1.9+ 0.4-) 160619 705 0.1+ 0.3+
160119 G96 0.0 0.2+ 160419 695 0.0 0.3- 160627 705 0.2+ 0.0
160119 G96 0.2+ 0.2+ 160419 695 0.2- 0.4- 160627 705 0.0 0.2+
160119 G96 0.1+ 0.0 160419 695 0.4- 0.1- 160627 705 0.4+ 0.1+
160119 G96 0.1- 0.1+ 160518 926 0.3- 0.3- 160712 291 (1.0- 0.8-)
160121 G96 0.3+ 0.2- 160518 926 0.5+ 0.5- 160712 291 (0.9- 1.6-)
160121 G96 0.3+ 0.5- 160518 926 0.7+ 0.1- 160712 291 0.0 0.2-
160121 G96 0.2+ 0.2- 160522 705 0.9- 0.3- 230415 T12 0.0 0.1+
160121 G96 0.0 0.2+ 160522 705 0.2- 0.2- 230630 291 0.3+ 0.4+
160131 G96 0.2- 0.2+ 160522 705 0.7- 0.4+ 230630 291 0.4+ 0.3+
160131 G96 0.3- 0.3- 160603 H21 0.6+ 0.2- 230630 291 0.0 0.4+
160131 G96 0.6- 0.2+ 160603 H21 0.8+ 0.0
160131 G96 0.4- 0.3+ 160603 H21 0.9+ 0.2+
Ephemeris:
2016 BJ1 a,e,i = 2.26, 0.54, 21 q = 1.0314
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 06 01 22 13 47.8 -15 25 35 1.0289 1.5660 100.1 39.6 22.9
...
2023 06 16 22 24 29.6 -19 34 52 0.9919 1.6770 113.3 33.8 22.8
...
2023 06 24 22 26 11.5 -22 15 15 0.9765 1.7359 121.1 30.1 22.8
...
2023 06 30 22 25 28.1 -24 25 52 0.9691 1.7796 127.3 27.0 22.7
2023 07 01 22 25 10.7 -24 48 18 0.9683 1.7869 128.4 26.5 22.7
2023 07 02 22 24 50.3 -25 10 53 0.9676 1.7942 129.4 26.0 22.7
...
2023 07 08 22 21 46.4 -27 28 36 0.9668 1.8375 135.7 22.7 22.6
...
2023 07 16 22 15 00.5 -30 32 37 0.9756 1.8946 144.0 18.4 22.6
...
2023 07 31 21 55 35.7 -35 40 27 1.0295 1.9993 155.8 12.0 22.6
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-N03
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