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
2009-03-23 19:54:56 C 10 41 08.84 +54 59 52.8 o J95
2009-03-23 20:00:36 C 10 41 08.00 +54 59 32.8 c 143
2009-03-23 20:00:45 C 10 41 08.21 +54 59 27.4 o J95
2009-03-23 20:15:41 C 10 41 06.31 +54 58 27.0 c 143
2009-04-01 07:21:38 C 10 28 49.98 +40 37 11.4 r 703
2009-04-01 07:33:00 C 10 28 49.62 +40 36 24.8 r 703
2009-04-01 07:44:26 C 10 28 49.26 +40 35 38.5 r 703
2012-02-19 11:55:11 C 15 57 29.69 -09 28 33.7 o 291
2012-02-19 12:02:13 C 15 57 30.00 -09 28 41.0 o 291
2012-02-19 12:09:13 C 15 57 30.23 -09 28 49.2 o 291
2018-09-07 01:51:48 C 19 12 27.14 -62 54 39.8 u 807
2018-09-07 02:08:07 C 19 12 26.73 -62 54 19.5 u 807
2018-09-07 02:24:06 C 19 12 26.39 -62 53 59.6 u 807
2021-09-06 12:35:49 C 02 32 51.46 -32 28 34.6 V T08
2021-09-06 12:38:28 C 02 32 51.46 -32 28 33.9 V T08
2021-09-06 12:43:07 C 02 32 51.49 -32 28 34.0 V T08
2021-09-06 13:06:20 C 02 32 51.54 -32 28 32.3 V T08
2021-09-14 12:08:06 C 02 32 20.77 -31 48 34.0 V T08
2021-09-14 12:16:04 C 02 32 20.57 -31 48 31.2 V T08
2021-09-14 12:30:31 C 02 32 20.11 -31 48 26.4 V T08
2021-09-14 12:33:10 C 02 32 20.09 -31 48 25.7 V T08
2021-09-14 12:36:29 C 02 32 20.04 -31 48 24.3 V T08
2021-09-28 12:24:08 C 02 11 35.07 -27 12 46.7 V T05
2021-09-28 12:28:51 C 02 11 34.42 -27 12 39.3 V T05
2021-09-28 13:19:28 C 02 11 27.35 -27 11 15.4 V T05
2021-09-28 13:59:43 C 02 11 21.74 -27 10 07.6 V T05
2021-09-30 10:59:46 C 02 05 16.15 -25 47 21.9 V T08
2021-09-30 11:02:25 C 02 05 15.73 -25 47 16.7 V T08
2021-09-30 11:06:24 C 02 05 15.05 -25 47 08.7 V T08
2021-09-30 11:13:42 C 02 05 13.84 -25 46 53.9 V T08
2021-10-02 09:50:51 C 01 57 32.992 -23 58 50.78 U F51
2021-10-02 10:04:52 C 01 57 30.196 -23 58 14.88 U F51
2021-10-02 10:18:48 C 01 57 27.403 -23 57 39.06 U F51
2021-10-02 10:32:43 C 01 57 24.611 -23 57 03.18 U F51
2021-10-02 10:40:47 C 01 57 22.98 -23 56 42.3 V T05
2021-10-02 11:16:40 C 01 57 15.74 -23 55 09.0 V T05
2021-10-02 11:21:17 C 01 57 14.81 -23 54 56.9 V T05
2021-10-02 11:29:11 C 01 57 13.20 -23 54 36.3 V T05
2021-10-04 07:25:06 C 01 48 25.22 -21 44 59.2 V 703
2021-10-04 07:32:40 C 01 48 23.43 -21 44 33.5 V 703
2021-10-04 07:40:14 C 01 48 21.62 -21 44 09.3 V 703
2021-10-04 12:06:41 C 01 47 20.74 -21 29 04.0 V T08
2021-10-04 12:12:00 C 01 47 19.44 -21 28 45.8 V T08
2021-10-04 12:43:48 C 01 47 11.65 -21 26 56.5 V T08
2021-10-04 13:24:48 C 01 47 01.67 -21 24 34.6 V T08
2021-10-06 03:05:37 C 01 37 54.54 -19 00 51.0 q Y00
2021-10-06 03:10:22 C 01 37 53.15 -19 00 31.8 q Y00
2021-10-06 03:14:02 C 01 37 52.13 -19 00 16.1 q Y00
2021-10-06 10:15:44 C 01 35 59.96 -18 31 03.9 V T05
2021-10-06 10:18:22 C 01 35 59.18 -18 30 52.5 V T05