138937 (2001 BK16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6779799601 ± 2.67e-08
Semi-major axis (a)2.0723812401 AU ± 1.62e-09
Inclination (i)31.81272239° ± 7.68e-06
Long. of Asc. Node (Ω)98.82942656° ± 3.34e-06
Arg. of Perihelion (ω)252.42382053° ± 6.09e-06
Mean Anomaly (M)139.15541447° ± 2.92e-06
Mean Motion (n)0.3303754729°/day ± 3.88e-10
Perihelion dist (q)0.66734829 AU ± 5.54e-08
Aphelion dist (Q)3.47741419 AU ± 5.55e-08
Orbital Period2.98335187 yr ± 3.51e-09
Physical Parameters
H (abs. magnitude)17.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.809″
Uncertainty0
Orbit TypeApollo
MOID0.062171 AU
Observations Used3037
Oppositions18
Arc Total1998-2025
First Observation Used1998-01-27
Last Observation Used2025-02-25
Observations (5212)
Date Type RA Dec Mag Band Observatory
2024-12-27 08:31:51 C 07 54 39.816 +27 32 00.02 V 703
2024-12-27 08:34:57 C 07 54 39.348 +27 32 06.29 V 703
2024-12-27 08:38:04 C 07 54 38.898 +27 32 12.30 V 703
2024-12-27 08:41:11 C 07 54 38.401 +27 32 19.07 V 703
2024-12-27 16:32:05 C 07 53 30.33 +27 47 56.2 V D29
2024-12-27 17:12:49 C 07 53 24.26 +27 49 17.7 V D29
2024-12-27 23:12:44 C 07 52 32.29 +28 01 04.1 V G17
2024-12-27 23:18:26 C 07 52 31.45 +28 01 15.8 V G17
2024-12-27 23:24:08 C 07 52 30.60 +28 01 26.8 V G17
2024-12-29 09:13:44 C 07 47 37.169 +29 06 17.90 X F52
2024-12-29 09:30:20 C 07 47 34.704 +29 06 49.13 X F52
2024-12-29 09:46:55 C 07 47 32.237 +29 07 20.32 X F52
2024-12-29 10:03:34 C 07 47 29.758 +29 07 51.59 X F52
2024-12-29 10:24:17 C 07 47 26.664 +29 08 30.41 V T05
2024-12-29 10:27:33 C 07 47 26.201 +29 08 36.60 V T05
2024-12-29 10:33:27 C 07 47 25.310 +29 08 47.94 V T05
2024-12-29 11:07:22 C 07 47 20.230 +29 09 50.87 V T05
2024-12-29 16:00:09 C 07 46 38.16 +29 18 50.0 V D29
2024-12-29 16:20:31 C 07 46 35.13 +29 19 27.8 V D29
2024-12-29 16:40:53 C 07 46 32.10 +29 20 05.5 V D29
2024-12-30 07:35:12 C 07 44 23.348 +29 47 15.86 V 703
2024-12-30 07:38:11 C 07 44 22.884 +29 47 21.26 V 703
2024-12-30 07:41:34 C 07 44 22.409 +29 47 27.67 V 703
2024-12-30 07:44:59 C 07 44 21.869 +29 47 34.04 V 703
2024-12-30 08:11:54 C 07 44 17.891 +29 48 21.92 V G96
2024-12-30 08:20:41 C 07 44 16.591 +29 48 37.87 V G96
2024-12-30 08:28:02 C 07 44 15.536 +29 48 50.69 V G96
2024-12-30 08:36:56 C 07 44 14.190 +29 49 07.00 V G96
2024-12-30 10:28:57 C 07 43 58.416 +29 52 31.22 V T05
2024-12-30 10:31:33 C 07 43 58.020 +29 52 35.80 V T05
2024-12-30 11:30:33 C 07 43 49.286 +29 54 21.53 V T05
2024-12-30 11:32:31 C 07 43 48.953 +29 54 25.42 V T05
2024-12-30 11:39:12 C 07 43 47.964 +29 54 37.22 V T05
2024-12-30 12:29:54 C 07 43 40.430 +29 56 07.73 V T05
2024-12-30 12:38:33 C 07 43 39.149 +29 56 23.24 V T05
2024-12-31 13:07:43 C 07 40 08.618 +30 39 14.69 V T08
2024-12-31 13:21:22 C 07 40 06.617 +30 39 37.55 V T08
2024-12-31 13:28:26 C 07 40 05.580 +30 39 49.50 V T08
2024-12-31 14:41:02 C 07 39 54.960 +30 41 52.55 V T08
2025-01-01 07:26:11 C 07 37 33.164 +31 10 05.09 V 703
2025-01-01 07:29:11 C 07 37 32.711 +31 10 10.70 V 703
2025-01-01 07:32:10 C 07 37 32.279 +31 10 15.38 V 703
2025-01-01 07:35:34 C 07 37 31.764 +31 10 20.89 V 703
2025-01-02 10:06:52 C 07 33 47.683 +31 53 23.39 V T05
2025-01-02 10:10:58 C 07 33 47.107 +31 53 30.05 V T05
2025-01-02 10:16:12 C 07 33 46.361 +31 53 38.26 V T05
2025-01-02 10:24:03 C 07 33 45.221 +31 53 50.82 V T05
2025-01-03 07:27:36 C 07 30 49.144 +32 26 26.84 V 703
2025-01-03 07:31:00 C 07 30 48.668 +32 26 31.88 V 703
2025-01-03 07:34:23 C 07 30 48.172 +32 26 37.14 V 703