2015 BS4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6536172949 ± 2.94e-08
Semi-major axis (a)2.7276612713 AU ± 1.97e-08
Inclination (i)6.09810285° ± 5.47e-06
Long. of Asc. Node (Ω)355.06499791° ± 4.56e-05
Arg. of Perihelion (ω)187.45388214° ± 4.69e-05
Mean Anomaly (M)127.90846208° ± 6.05e-06
Mean Motion (n)0.2187895727°/day ± 2.37e-09
Perihelion dist (q)0.94481469 AU ± 8.06e-08
Aphelion dist (Q)4.51050785 AU ± 8.66e-08
Orbital Period4.50490520 yr ± 4.87e-08
Physical Parameters
H (abs. magnitude)21.63
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.246″
Uncertainty0
Orbit TypeApollo
MOID0.031819 AU
Observations Used73
Oppositions8
Arc Total2014-2024
First Observation Used2014-11-21
Last Observation Used2024-05-10
Observations (73)
Date Type RA Dec Mag Band Observatory
2015-02-17 11:57:40 C 16 05 25.09 -14 43 46.0 o 291
2015-02-17 12:00:58 C 16 05 26.09 -14 43 53.8 o 291
2015-03-24 15:24:39 C 19 00 42.853 -30 38 36.46 V T12
2015-05-21 13:28:55 C 20 09 53.033 -35 19 36.45 t 568
2015-05-21 13:35:52 C 20 09 52.761 -35 19 38.26 t 568
2015-05-21 13:43:04 C 20 09 52.467 -35 19 40.09 t 568
2023-12-12 12:40:49 C 05 10 34.601 +36 05 39.41 V T12
2023-12-12 12:49:10 C 05 10 33.911 +36 05 40.24 V T12
2023-12-12 12:57:55 C 05 10 33.184 +36 05 41.04 V T12
2023-12-15 04:36:21 C 05 05 20.410 +36 11 32.60 V V06
2023-12-15 04:52:22 C 05 05 19.060 +36 11 34.00 V V06
2023-12-15 05:08:22 C 05 05 17.640 +36 11 35.40 V V06
2023-12-15 05:24:23 C 05 05 16.250 +36 11 36.90 V V06
2023-12-16 11:21:54 C 05 02 43.063 +36 13 37.29 V T12
2023-12-16 11:48:04 C 05 02 40.737 +36 13 38.49 V T12
2023-12-16 11:56:28 C 05 02 39.986 +36 13 38.82 V T12
2023-12-16 12:04:59 C 05 02 39.235 +36 13 39.17 V T12
2023-12-21 07:45:49 C 04 52 29.08 +36 16 05.3 V 695
2023-12-21 08:07:56 C 04 52 27.02 +36 16 04.5 V 695
2023-12-21 08:30:05 C 04 52 24.99 +36 16 04.2 V 695
2024-05-10 04:32:29 C 08 40 22.400 +02 30 29.60 V I52
2024-05-10 04:39:10 C 08 40 24.280 +02 30 10.50 V I52
2024-05-10 04:45:51 C 08 40 26.250 +02 29 50.70 V I52