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
2007-12-08 13:29:20 C 02 17 47.56 +63 12 38.6 o 379
2007-12-08 13:33:31 C 02 17 48.43 +63 12 21.5 o 379
2007-12-08 13:37:43 C 02 17 49.36 +63 12 04.2 o 379
2007-12-09 13:39:44 C 02 22 54.87 +61 36 28.5 o 379
2007-12-09 13:43:58 C 02 22 55.71 +61 36 12.0 o 379
2007-12-09 13:48:10 C 02 22 56.46 +61 35 54.9 o 379
2007-12-11 12:39:41 C 02 31 17.26 +58 38 38.5 o 379
2007-12-11 12:45:17 C 02 31 18.05 +58 38 18.1 o 379
2007-12-11 12:50:53 C 02 31 18.88 +58 37 57.6 o 379
2007-12-11 13:14:40 C 02 31 22.48 +58 36 30.3 o 379
2007-12-11 13:20:16 C 02 31 23.32 +58 36 10.1 o 379
2007-12-12 20:06:06 C 02 36 00.06 +56 46 29.9 o B04
2007-12-12 20:20:55 C 02 36 02.10 +56 45 37.9 o B04
2007-12-12 20:32:07 C 02 36 03.55 +56 45 00.1 o B04
2007-12-12 20:47:34 C 02 36 05.55 +56 44 06.6 o B04
2007-12-12 21:05:55 C 02 36 07.96 +56 43 02.0 o B04
2007-12-14 20:31:09 C 02 42 14.51 +54 04 40.2 c J34
2007-12-14 22:48:29 C 02 42 29.81 +53 57 19.8 c J34
2007-12-14 23:52:19 C 02 42 36.96 +53 53 53.9 c J34
2007-12-15 13:50:45 C 02 44 13.34 +53 09 51.5 m 379
2007-12-15 13:55:00 C 02 44 13.72 +53 09 38.3 m 379
2007-12-16 13:16:52 C 02 46 46.19 +51 58 15.3 o 379
2007-12-16 13:23:04 C 02 46 46.73 +51 57 56.9 o 379
2007-12-16 13:45:59 C 02 46 48.97 +51 56 47.5 o 379
2007-12-16 13:52:13 C 02 46 49.63 +51 56 29.4 o 379
2007-12-16 18:31:53 C 02 47 20.28 +51 42 32.6 c A24
2007-12-16 18:33:00 C 02 47 20.38 +51 42 28.9 c A24
2007-12-16 18:49:47 C 02 47 22.01 +51 41 39.6 c A24
2007-12-16 19:07:41 C 02 47 23.74 +51 40 46.7 c A24
2007-12-16 19:24:27 C 02 47 25.36 +51 39 57.0 c A24
2007-12-16 19:25:34 C 02 47 25.46 +51 39 54.0 c A24
2007-12-16 19:42:15 C 02 47 27.10 +51 39 04.8 c A24
2007-12-16 20:00:02 C 02 47 28.83 +51 38 12.3 c A24
2007-12-16 20:16:42 C 02 47 30.41 +51 37 23.0 c A24
2007-12-16 20:17:50 C 02 47 30.57 +51 37 19.5 c A24
2007-12-17 13:36:40 C 02 49 14.43 +50 46 54.1 o 379
2007-12-17 13:42:53 C 02 49 14.98 +50 46 36.3 o 379
2007-12-17 13:49:04 C 02 49 15.51 +50 46 18.9 o 379
2007-12-17 14:37:21 C 02 49 20.06 +50 43 58.3 o 379
2007-12-17 14:44:05 C 02 49 20.68 +50 43 39.1 o 379
2007-12-17 14:50:47 C 02 49 21.26 +50 43 19.7 o 379
2007-12-17 15:21:21 C 02 49 24.12 +50 41 51.2 o 379
2007-12-17 21:15:04 C 02 49 59.54 +50 25 05.0 c A24
2007-12-17 21:16:09 C 02 49 59.62 +50 25 02.0 c A24
2007-12-17 21:31:33 C 02 50 01.04 +50 24 18.2 c A24
2007-12-17 21:48:04 C 02 50 02.53 +50 23 31.3 c A24
2007-12-17 22:03:28 C 02 50 03.90 +50 22 47.3 c A24
2007-12-17 22:04:34 C 02 50 04.04 +50 22 44.3 c A24
2007-12-18 15:35:47 C 02 51 42.50 +49 33 55.6 o 379
2007-12-18 15:43:00 C 02 51 43.14 +49 33 35.4 o 379