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
2018-11-27 09:12:13 C 06 47 56.52 +68 06 35.8 V 703
2018-11-28 12:02:32 C 06 31 58.82 +67 09 48.4 U T08
2018-11-28 12:03:52 C 06 31 57.99 +67 09 45.4 U T08
2018-11-28 12:06:09 C 06 31 56.70 +67 09 40.5 U T08
2018-11-28 12:19:55 C 06 31 48.69 +67 09 09.6 U T08
2018-12-02 11:38:46 C 05 46 31.33 +63 14 16.4 U T08
2018-12-02 12:04:18 C 05 46 20.97 +63 13 08.7 U T08
2018-12-02 12:06:57 C 05 46 19.92 +63 13 01.4 U T08
2018-12-02 12:29:51 C 05 46 10.68 +63 12 00.6 U T08
2018-12-04 04:46:53 C 05 31 39.84 +61 23 44.2 V 703
2018-12-04 04:55:13 C 05 31 36.99 +61 23 21.9 V 703
2018-12-04 05:03:34 C 05 31 34.18 +61 22 59.4 V 703
2018-12-04 05:11:55 C 05 31 31.34 +61 22 37.2 V 703
2018-12-04 12:55:40 C 05 28 56.50 +61 01 41.0 U T05
2018-12-04 13:25:30 C 05 28 46.60 +61 00 18.5 U T05
2018-12-04 13:29:27 C 05 28 45.30 +61 00 07.8 U T05
2018-12-04 13:32:25 C 05 28 44.31 +60 59 59.6 U T05
2018-12-04 13:54:02 C 05 28 37.16 +60 58 59.6 U T05
2018-12-04 13:56:00 C 05 28 36.53 +60 58 54.0 U T05
2018-12-04 14:01:16 C 05 28 34.77 +60 58 39.6 U T05
2018-12-04 14:21:39 C 05 28 28.08 +60 57 43.1 U T05
2018-12-06 11:32:30 C 05 15 12.74 +58 54 12.7 U T08
2018-12-06 11:54:51 C 05 15 06.52 +58 53 10.7 U T08
2018-12-06 12:02:48 C 05 15 04.30 +58 52 48.9 U T08
2018-12-06 12:27:21 C 05 14 57.54 +58 51 41.0 U T08
2018-12-06 12:29:21 C 05 14 56.95 +58 51 35.6 U T08
2018-12-06 12:37:45 C 05 14 54.60 +58 51 12.2 U T08
2018-12-06 12:54:55 C 05 14 49.91 +58 50 24.8 U T08
2018-12-08 11:35:49 C 05 03 26.37 +56 43 13.3 U T05
2018-12-08 11:57:29 C 05 03 21.32 +56 42 14.0 U T05
2018-12-08 12:24:34 C 05 03 15.06 +56 41 00.1 U T05
2018-12-08 12:33:11 C 05 03 13.08 +56 40 36.8 U T05
2018-12-10 10:49:33 C 04 53 49.05 +54 36 53.0 U T08
2018-12-10 10:51:33 C 04 53 48.70 +54 36 47.8 U T08
2018-12-10 11:17:13 C 04 53 43.69 +54 35 39.4 U T08
2018-12-10 11:18:32 C 04 53 43.38 +54 35 36.1 U T08
2018-12-10 22:00:24 n 04 51 47.97 +54 07 19.4 16.5 V Z43
2018-12-10 22:06:24 n 04 51 46.86 +54 07 03.9 16.9 V Z43
2018-12-10 22:12:27 n 04 51 45.73 +54 06 48.5 17.0 V Z43
2018-12-10 22:18:33 n 04 51 44.60 +54 06 32.7 17.0 V Z43
2018-12-10 22:26:27 n 04 51 43.16 +54 06 12.0 17.0 V Z43
2018-12-17 00:32:54 C 04 31 44.10 +48 06 41.5 q W34
2018-12-17 01:06:44 C 04 31 40.56 +48 05 24.7 q W34
2018-12-17 01:19:43 C 04 31 39.19 +48 04 55.6 q W34
2018-12-20 10:28:11 C 04 24 29.18 +45 08 33.8 V T05
2018-12-20 10:44:02 C 04 24 27.93 +45 08 01.1 V T05
2018-12-20 10:53:03 C 04 24 27.21 +45 07 41.8 V T05
2018-12-20 11:11:53 C 04 24 25.71 +45 07 02.3 V T05
2018-12-26 22:05:45 C 04 15 51.83 +40 18 06.4 q 160
2018-12-26 22:09:46 C 04 15 51.65 +40 17 59.6 q 160