612089 (1999 FJ21)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2746731111 ± 6.94e-09
Semi-major axis (a)1.2744265642 AU ± 6.54e-10
Inclination (i)21.95620674° ± 5.03e-06
Long. of Asc. Node (Ω)19.43683829° ± 1.28e-06
Arg. of Perihelion (ω)67.70516156° ± 3.50e-06
Mean Anomaly (M)266.06308024° ± 2.23e-06
Mean Motion (n)0.6850780504°/day ± 5.27e-10
Perihelion dist (q)0.92437585 AU ± 8.85e-09
Aphelion dist (Q)1.62447727 AU ± 8.88e-09
Orbital Period1.43870656 yr ± 1.11e-09
Physical Parameters
H (abs. magnitude)20.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.246″
Uncertainty0
Orbit TypeApollo
MOID0.058511 AU
Observations Used386
Oppositions7
Arc Total1999-2022
First Observation Used1999-03-22
Last Observation Used2022-05-05
Observations (440)
Date Type RA Dec Mag Band Observatory
2021-10-06 11:08:58 C 01 35 44.25 -18 27 11.5 V T05
2021-10-06 11:22:43 C 01 35 40.20 -18 26 11.2 V T05
2021-10-08 10:15:06 C 01 21 35.41 -14 31 15.7 V T08
2021-10-08 10:24:36 C 01 21 32.02 -14 30 22.0 V T08
2021-10-08 10:38:48 C 01 21 26.97 -14 29 01.0 V T08
2021-10-09 10:40:15 C 01 13 03.64 -12 02 35.8 V T08
2021-10-09 10:48:16 C 01 13 00.48 -12 01 43.6 V T08
2021-10-09 11:39:18 C 01 12 40.36 -11 56 09.8 V T08
2021-10-09 12:07:20 C 01 12 29.31 -11 53 05.5 V T08
2021-10-09 20:05:04 C 01 09 35.13 -11 00 22.6 V L18
2021-10-09 20:05:16 C 01 09 35.02 -11 00 21.0 V L18
2021-10-09 20:05:28 C 01 09 35.04 -11 00 18.1 V L18
2021-10-09 20:05:40 C 01 09 34.93 -11 00 16.6 V L18
2021-10-09 20:05:52 C 01 09 34.84 -11 00 15.4 V L18
2021-10-09 20:06:04 C 01 09 34.74 -11 00 13.8 V L18
2021-10-09 20:06:16 C 01 09 34.66 -11 00 12.7 V L18
2021-10-09 20:06:28 C 01 09 34.65 -11 00 11.3 V L18
2021-10-09 20:06:40 C 01 09 34.55 -11 00 10.0 V L18
2021-10-09 20:06:52 C 01 09 34.47 -11 00 08.3 V L18
2021-10-09 23:41:04 C 01 08 09.35 -10 35 31.7 V K87
2021-10-09 23:41:53 C 01 08 09.06 -10 35 25.9 V K87
2021-10-09 23:43:05 C 01 08 08.56 -10 35 17.4 V K87
2021-10-09 23:44:19 C 01 08 08.04 -10 35 08.8 V K87
2021-10-09 23:45:30 C 01 08 07.56 -10 35 00.5 V K87
2021-10-09 23:46:44 C 01 08 07.06 -10 34 51.9 V K87
2021-10-10 06:23:54 C 01 05 32.98 -09 47 31.0 V 703
2021-10-10 06:31:32 C 01 05 29.75 -09 46 35.8 V 703
2021-10-10 06:39:10 C 01 05 26.52 -09 45 40.5 V 703
2021-10-10 06:46:48 C 01 05 23.28 -09 44 45.5 V 703
2021-10-10 19:52:17 C 01 00 03.95 -08 06 53.2 V G34
2021-10-10 19:55:19 C 01 00 02.52 -08 06 29.0 V G34
2021-10-10 19:58:22 C 01 00 01.19 -08 06 05.7 V G34
2021-10-10 20:01:36 C 00 59 59.79 -08 05 40.5 V G34
2021-10-10 23:17:50 C 00 58 33.25 -07 40 05.2 V K87
2021-10-10 23:19:39 C 00 58 32.42 -07 39 50.7 V K87
2021-10-10 23:21:28 C 00 58 31.61 -07 39 36.5 V K87
2021-10-11 00:34:45 C 00 57 58.73 -07 29 50.8 V K38
2021-10-11 00:45:56 C 00 57 53.70 -07 28 21.8 V K38
2021-10-11 00:57:07 C 00 57 48.65 -07 26 52.1 V K38
2021-10-11 06:23:43 C 00 55 31.07 -06 42 38.6 X U76
2021-10-11 06:35:23 C 00 55 25.45 -06 41 03.4 X U76
2021-10-11 06:47:36 C 00 55 19.82 -06 39 21.3 X U76
2021-10-11 10:08:21 C 00 53 49.23 -06 11 22.7 V T05
2021-10-11 10:12:20 C 00 53 47.33 -06 10 49.3 V T05
2021-10-11 10:59:58 C 00 53 24.60 -06 04 10.5 V T05
2021-10-11 11:08:34 C 00 53 20.49 -06 02 58.3 V T05
2021-10-12 20:30:41 C 00 37 23.76 -01 00 11.9 V G17
2021-10-12 20:34:21 C 00 37 21.80 -00 59 35.8 V G17
2021-10-12 20:38:02 C 00 37 19.82 -00 58 59.9 V G17
2021-10-13 08:08:11 C 00 31 17.03 +00 57 16.4 V T08