885020 (2018 BK1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3651019232 ± 7.94e-08
Semi-major axis (a)1.2423883585 AU ± 4.58e-09
Inclination (i)23.01127634° ± 1.23e-05
Long. of Asc. Node (Ω)296.40438437° ± 8.45e-06
Arg. of Perihelion (ω)351.58288921° ± 1.38e-05
Mean Anomaly (M)91.38672910° ± 1.58e-05
Mean Motion (n)0.7117479357°/day ± 3.94e-09
Perihelion dist (q)0.78878998 AU ± 9.87e-08
Aphelion dist (Q)1.69598674 AU ± 9.88e-08
Orbital Period1.38479683 yr ± 7.66e-09
Physical Parameters
H (abs. magnitude)20.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.229″
Uncertainty0
Orbit TypeApollo
MOID0.224950 AU
Observations Used86
Oppositions4
Arc Total2011-2025
First Observation Used2011-01-14
Last Observation Used2025-12-26
Observations (88)
Date Type RA Dec Mag Band Observatory
2018-01-23 11:05:22 C 08 41 26.60 +07 48 26.7 U V06
2018-01-23 11:07:49 C 08 41 26.29 +07 48 25.5 U V06
2018-01-23 11:09:03 C 08 41 26.13 +07 48 25.0 U V06
2018-01-24 06:21:14 C 08 39 11.94 +07 37 42.9 o 691
2018-01-24 06:45:57 C 08 39 09.00 +07 37 30.0 o 691
2018-01-24 07:10:35 C 08 39 05.99 +07 37 16.2 o 691
2018-01-27 06:41:22 C 08 30 35.58 +06 57 50.1 U G96
2018-01-27 06:47:30 C 08 30 34.80 +06 57 47.3 U G96
2018-01-27 06:53:38 C 08 30 34.07 +06 57 44.1 U G96
2018-01-27 06:59:46 C 08 30 33.29 +06 57 40.3 U G96
2018-01-27 09:58:26 C 08 30 11.30 +06 56 03.3 o 691
2018-01-27 10:03:54 C 08 30 10.65 +06 56 00.2 o 691
2018-01-27 10:09:21 C 08 30 09.98 +06 55 57.0 o 691
2018-02-04 05:03:40 C 08 07 48.10 +05 18 23.2 o 691
2018-02-04 05:40:59 C 08 07 43.61 +05 18 04.7 o 691
2018-02-06 06:03:52 C 08 02 06.22 +04 54 38.7 o 691
2018-02-06 06:23:07 C 08 02 03.94 +04 54 29.2 o 691
2018-02-06 06:43:33 C 08 02 01.50 +04 54 20.0 o 691
2018-02-08 09:21:45 C 07 56 17.29 +04 30 48.5 o 691
2018-02-08 09:44:02 C 07 56 14.72 +04 30 38.0 o 691
2018-10-09 18:30:37 C 17 41 49.99 +42 47 04.2 o K88
2018-10-09 18:38:51 C 17 41 51.96 +42 47 14.1 o K88
2018-10-09 18:47:05 C 17 41 53.90 +42 47 23.4 o K88
2021-03-13 15:13:02 C 18 53 02.12 -66 07 46.9 V 474
2021-03-13 15:16:25 C 18 53 03.72 -66 07 45.8 V 474
2021-03-13 15:23:13 C 18 53 07.19 -66 07 42.6 V 474
2021-03-13 15:26:37 C 18 53 09.21 -66 07 42.0 V 474
2022-01-10 04:58:19 C 06 16 43.89 +36 37 11.3 V G96
2022-01-10 05:13:15 C 06 16 42.10 +36 36 58.4 V G96
2022-01-10 05:20:44 C 06 16 41.35 +36 36 51.7 V G96
2025-01-04 06:54:44 C 10 27 05.090 -01 13 03.80 V 807
2025-01-04 07:04:35 C 10 27 04.840 -01 13 13.00 V 807
2025-01-04 07:14:42 C 10 27 04.590 -01 13 22.20 V 807
2025-11-30 08:30:25 C 01 53 03.300 +65 47 20.90 V I52
2025-11-30 08:33:16 C 01 53 03.340 +65 47 15.50 V I52
2025-12-26 05:22:54 C 02 10 38.863 +48 12 57.70 X F52
2025-12-26 05:51:05 C 02 10 40.266 +48 12 17.40 X F52
2025-12-26 06:05:12 C 02 10 40.949 +48 11 56.96 X F52