2021 FF1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4958587592 ± 2.00e+00
Semi-major axis (a)1.7929012081 AU ± 3.00e+00
Inclination (i)1.01556889° ± 4.00e+00
Long. of Asc. Node (Ω)345.69183393° ± 5.00e+00
Arg. of Perihelion (ω)145.38892481° ± 6.00e+00
Mean Anomaly (M)355.88803376° ± 7.95e-03
Mean Motion (n)0.4105530800°/day ± 1.03e+00
Perihelion dist (q)0.90387550 AU ± 3.89e+00
Aphelion dist (Q)2.68192810 AU ± 5.74e+00
Orbital Period2.40068270 yr ± 6.03e+00
Physical Parameters
H (abs. magnitude)25.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.299″
Uncertainty1
Orbit TypeApollo
MOID0.002718 AU
Observations Used169
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-04-11
Observations (178)
Date Type RA Dec Mag Band Observatory
2021-03-24 23:06:20 C 12 07 03.63 -09 11 20.2 V 204
2021-03-24 23:22:10 C 12 07 09.45 -09 11 39.5 V 204
2021-03-25 03:50:49 C 12 08 59.06 -09 13 11.4 u 807
2021-03-25 03:55:07 C 12 09 00.54 -09 13 16.3 u 807
2021-03-25 03:59:16 C 12 09 01.96 -09 13 21.3 u 807
2021-03-25 12:02:02 C 12 12 01.72 -09 21 43.2 V R57
2021-03-25 12:04:49 C 12 12 02.62 -09 21 46.4 V R57
2021-03-25 12:07:35 C 12 12 03.47 -09 21 49.6 V R57
2021-03-25 12:10:22 C 12 12 04.38 -09 21 52.3 V R57
2021-03-26 00:01:07 C 12 16 02.62 -09 37 45.6 V 203
2021-03-26 00:27:26 C 12 16 10.09 -09 38 09.0 V 203
2021-03-31 07:20:28 C 12 41 18.68 -10 42 31.9 V I52
2021-03-31 07:22:36 C 12 41 18.87 -10 42 32.1 V I52
2021-03-31 07:24:44 C 12 41 19.07 -10 42 32.8 V I52
2021-03-31 07:26:53 C 12 41 19.27 -10 42 33.1 V I52
2021-04-03 08:48:31 C 12 48 35.644 -10 56 37.22 U F51
2021-04-03 09:07:19 C 12 48 36.714 -10 56 40.34 U F51
2021-04-03 09:26:05 C 12 48 37.777 -10 56 43.11 U F51
2021-04-04 06:31:32 C 12 50 12.91 -10 59 35.6 V G96
2021-04-04 06:39:36 C 12 50 13.33 -10 59 36.7 V G96
2021-04-04 06:47:41 C 12 50 13.73 -10 59 37.6 V G96
2021-04-04 06:55:44 C 12 50 14.15 -10 59 38.8 V G96
2021-04-04 16:08:47 C 12 50 52.17 -11 00 39.1 q D29
2021-04-04 16:31:41 C 12 50 53.22 -11 00 41.1 q D29
2021-04-11 10:28:42 C 12 58 52.91 -11 07 16.8 V 474
2021-04-11 10:33:46 C 12 58 53.02 -11 07 16.9 V 474
2021-04-11 10:38:50 C 12 58 53.15 -11 07 16.4 V 474
2021-04-11 10:43:54 C 12 58 53.26 -11 07 17.0 V 474