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
2021-09-12 12:03:37 C 07 53 59.92 +28 40 41.8 U I41
2021-09-12 12:07:12 C 07 54 00.15 +28 40 40.4 U I41
2021-09-12 12:14:21 C 07 54 00.62 +28 40 38.0 U I41
2021-11-07 11:53:00 C 08 37 33.70 +21 54 09.5 V G96
2021-11-07 12:00:29 C 08 37 33.65 +21 54 08.0 V G96
2021-11-07 12:07:57 C 08 37 33.59 +21 54 06.7 V G96
2021-11-07 12:15:25 C 08 37 33.52 +21 54 05.0 V G96
2021-11-08 13:20:12 C 08 37 21.715 +21 49 00.48 U F51
2021-11-08 13:37:00 C 08 37 21.542 +21 48 57.14 U F51
2021-11-08 13:53:48 C 08 37 21.376 +21 48 53.92 U F51
2021-11-08 14:10:37 C 08 37 21.201 +21 48 50.44 U F51
2021-12-01 11:18:29 C 08 21 24.41 +20 23 15.3 V V00
2021-12-01 11:25:29 C 08 21 24.06 +20 23 14.6 V V00
2021-12-01 11:32:29 C 08 21 23.68 +20 23 13.7 V V00
2021-12-01 11:39:29 C 08 21 23.34 +20 23 12.9 V V00
2021-12-07 09:46:48 C 08 13 36.99 +20 07 47.4 V G96
2021-12-07 09:54:16 C 08 13 36.55 +20 07 47.2 V G96
2021-12-07 10:01:44 C 08 13 36.09 +20 07 46.1 V G96
2021-12-07 10:09:13 C 08 13 35.61 +20 07 45.5 V G96
2022-01-01 16:40:11 C 07 28 47.38 +19 12 11.6 V D29
2022-01-01 17:29:49 C 07 28 43.35 +19 12 06.2 V D29
2022-01-07 07:45:00 C 07 18 01.794 +18 59 21.71 U F52
2022-01-07 07:46:48 C 07 18 01.650 +18 59 21.49 U F52
2022-01-07 08:04:06 C 07 18 00.271 +18 59 19.87 U F52
2022-01-07 08:19:35 C 07 17 59.043 +18 59 18.47 U F52
2022-01-07 08:21:24 C 07 17 58.891 +18 59 18.28 U F52
2022-01-07 08:36:55 C 07 17 57.660 +18 59 16.90 U F52
2022-01-07 08:38:43 C 07 17 57.509 +18 59 16.72 U F52
2022-01-07 16:16:07 C 07 17 21.52 +18 58 31.5 V D29
2022-01-07 16:40:18 C 07 17 19.60 +18 58 29.1 V D29
2022-01-07 17:04:28 C 07 17 17.66 +18 58 27.2 V D29
2022-01-12 09:20:54 C 07 08 44.02 +18 47 27.7 V G96
2022-01-12 09:27:53 C 07 08 43.48 +18 47 25.9 V G96
2022-01-12 09:34:49 C 07 08 42.92 +18 47 25.5 V G96
2022-01-12 09:41:45 C 07 08 42.43 +18 47 25.0 V G96
2024-12-02 12:34:12 C 08 55 45.683 +10 39 18.64 X F52
2024-12-02 12:50:47 C 08 55 45.264 +10 39 16.12 X F52
2024-12-02 13:07:19 C 08 55 44.877 +10 39 13.84 X F52
2024-12-02 13:24:00 C 08 55 44.497 +10 39 11.07 X F52
2024-12-23 10:47:48 C 08 37 55.361 +09 45 06.23 X F51
2024-12-23 11:04:21 C 08 37 54.565 +09 45 05.43 X F51
2024-12-23 11:20:53 C 08 37 53.754 +09 45 04.31 X F51
2024-12-23 11:37:30 C 08 37 52.953 +09 45 03.33 X F51