242147 (2003 BH84)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7201946220 ± 2.31e-08
Semi-major axis (a)1.9583607604 AU ± 1.72e-09
Inclination (i)23.34865421° ± 5.57e-06
Long. of Asc. Node (Ω)283.20942857° ± 7.72e-06
Arg. of Perihelion (ω)35.53960737° ± 8.42e-06
Mean Anomaly (M)221.51300062° ± 3.47e-06
Mean Motion (n)0.3596443387°/day ± 4.75e-10
Perihelion dist (q)0.54795987 AU ± 4.53e-08
Aphelion dist (Q)3.36876165 AU ± 4.53e-08
Orbital Period2.74055832 yr ± 3.62e-09
Physical Parameters
H (abs. magnitude)17.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.240″
Uncertainty0
Orbit TypeApollo
MOID0.301333 AU
Observations Used446
Oppositions13
Arc Total2003-2024
First Observation Used2003-01-25
Last Observation Used2024-12-23
Observations (493)
Date Type RA Dec Mag Band Observatory
2008-01-07 19:52:05 C 03 24 22.09 +34 43 54.9 r B15
2008-01-12 03:27:49 C 03 30 09.16 +32 53 23.4 19.2 c 704
2008-01-12 03:46:28 C 03 30 10.11 +32 53 04.8 19.5 c 704
2008-01-12 04:04:57 C 03 30 11.10 +32 52 47.2 19.4 c 704
2008-01-12 04:23:40 C 03 30 12.15 +32 52 29.0 19.4 c 704
2008-01-12 04:42:26 C 03 30 13.10 +32 52 10.0 19.3 c 704
2008-01-30 03:40:39 C 03 53 54.28 +27 51 30.5 19.4 c 704
2008-01-30 03:59:04 C 03 53 55.33 +27 51 21.8 19.9 c 704
2008-01-30 04:16:58 C 03 53 56.21 +27 51 12.6 20.2 c 704
2008-01-30 04:35:17 C 03 53 57.09 +27 51 04.2 20.0 c 704
2008-02-04 02:20:14 C 04 00 29.56 +26 59 00.9 c 711
2008-02-04 02:35:47 C 04 00 30.41 +26 58 54.0 c 711
2008-02-04 02:51:19 C 04 00 31.23 +26 58 48.9 c 711
2009-01-16 08:55:07 C 09 14 24.76 -01 57 55.1 o 291
2009-01-16 09:00:56 C 09 14 24.47 -01 57 53.2 o 291
2009-01-16 09:06:59 C 09 14 24.25 -01 57 54.7 o 291
2010-03-28 05:02:43 C 12 14 30.67 -62 18 27.1 r I19
2010-03-28 05:06:22 C 12 14 29.99 -62 18 31.5 r I19
2010-03-28 05:10:14 C 12 14 29.25 -62 18 36.5 r I19
2010-05-04 16:15:44 S 07 00 07.30 -59 22 18.7 L C51
2010-05-04 17:50:54 S 06 59 35.55 -59 18 16.7 L C51
2010-05-04 17:51:05 S 06 59 35.47 -59 18 16.6 L C51
2010-05-04 19:26:15 S 06 59 03.80 -59 14 13.4 L C51
2010-05-04 21:01:25 S 06 58 32.20 -59 10 09.4 L C51
2010-05-04 21:01:36 S 06 58 32.10 -59 10 09.1 L C51
2010-05-04 22:36:46 S 06 58 00.55 -59 06 04.3 L C51
2010-05-05 00:12:07 S 06 57 28.99 -59 01 58.0 L C51
2010-05-15 08:40:58 C 05 47 43.36 -44 50 32.2 r E12
2010-05-15 08:53:26 C 05 47 40.34 -44 49 37.8 r E12
2010-05-15 08:59:32 C 05 47 38.89 -44 49 11.3 r E12
2010-10-18 10:16:29 C 08 31 48.37 +25 40 48.2 o 695
2010-10-18 10:19:11 C 08 31 48.43 +25 40 47.3 o 695
2010-10-18 10:21:52 C 08 31 48.48 +25 40 46.8 o 695
2010-12-06 08:51:55 C 08 08 36.78 +22 06 19.0 r G96
2010-12-06 08:59:28 C 08 08 36.24 +22 06 18.3 r G96
2010-12-06 09:07:01 C 08 08 35.73 +22 06 17.6 r G96
2010-12-06 09:14:28 C 08 08 35.23 +22 06 16.6 r G96
2011-01-08 06:59:00 C 07 05 13.72 +20 34 05.2 o 691
2011-01-08 07:24:34 C 07 05 11.59 +20 34 01.4 o 691
2014-01-28 05:25:54 C 07 43 11.53 +10 55 31.3 q G96
2014-01-28 05:32:40 C 07 43 11.15 +10 55 31.8 q G96
2014-01-28 05:39:26 C 07 43 10.77 +10 55 33.4 q G96
2014-01-28 05:46:16 C 07 43 10.37 +10 55 33.0 q G96
2015-01-20 11:43:47 C 10 25 42.789 -15 26 52.79 L F51
2015-01-20 12:02:45 C 10 25 42.117 -15 26 56.09 L F51
2015-01-20 12:21:41 C 10 25 41.424 -15 26 59.75 L F51
2015-01-20 12:40:36 C 10 25 40.743 -15 27 03.00 L F51
2017-01-20 11:09:30 C 08 37 48.650 +03 39 27.94 L F51
2017-01-20 11:28:55 C 08 37 47.614 +03 39 29.05 L F51
2017-01-20 11:46:52 C 08 37 46.662 +03 39 29.84 L F51