2021 SS3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3439580691 ± 4.76e+01
Semi-major axis (a)1.6161195057 AU ± 1.67e+02
Inclination (i)6.21250108° ± 1.39e+02
Long. of Asc. Node (Ω)25.02567468° ± 1.56e+03
Arg. of Perihelion (ω)351.14776181° ± 8.28e+03
Mean Anomaly (M)1.30891227° ± 9.59e+04
Mean Motion (n)0.4797300100°/day ± 7.45e+01
Perihelion dist (q)1.06024170 AU ± 1.34e+02
Aphelion dist (Q)2.17198230 AU ± 2.38e+02
Orbital Period2.05450490 yr ± 3.19e+02
Physical Parameters
H (abs. magnitude)25.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.233″
Uncertainty3
Orbit TypeAmor
MOID0.062025 AU
Observations Used30
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-10-31
Observations (31)
Date Type RA Dec Mag Band Observatory
2021-09-30 08:55:59 C 00 48 02.043 -28 15 48.68 U F52
2021-09-30 09:11:34 C 00 48 04.092 -28 14 43.22 U F52
2021-09-30 09:27:02 C 00 48 06.119 -28 13 38.37 U F52
2021-09-30 09:42:40 C 00 48 08.149 -28 12 32.14 U F52
2021-09-30 11:35:06 C 00 48 22.682 -28 04 27.54 V F51
2021-09-30 11:36:17 C 00 48 22.862 -28 04 21.81 V F51
2021-09-30 11:37:28 C 00 48 22.983 -28 04 17.63 V F51
2021-09-30 14:53:44 C 00 48 54.52 -27 47 57.4 V 474
2021-09-30 14:57:11 C 00 48 55.01 -27 47 42.1 V 474
2021-09-30 15:00:38 C 00 48 55.50 -27 47 26.7 V 474
2021-10-01 12:19:37 C 00 52 33.58 -26 12 21.3 V 474
2021-10-01 12:22:10 C 00 52 33.90 -26 12 09.6 V 474
2021-10-01 12:24:44 C 00 52 34.23 -26 11 57.7 V 474
2021-10-03 09:26:48 C 01 00 09.057 -22 37 39.00 U F52
2021-10-03 09:42:15 C 01 00 11.069 -22 36 22.55 U F52
2021-10-03 10:13:15 C 01 00 15.111 -22 33 47.24 U F52
2021-10-05 10:55:36 C 01 08 23.503 -18 17 03.73 U F52
2021-10-05 11:11:24 C 01 08 25.539 -18 15 36.54 U F52
2021-10-05 11:27:06 C 01 08 27.595 -18 14 09.92 U F52
2021-10-13 08:41:19 C 01 39 25.228 +00 43 42.97 U F52
2021-10-13 09:12:41 C 01 39 29.059 +00 46 56.60 U F52
2021-10-13 09:28:23 C 01 39 30.953 +00 48 33.63 U F52
2021-10-15 02:50:09 C 01 45 55.48 +05 02 53.9 u 807
2021-10-15 02:54:39 C 01 45 55.99 +05 03 21.3 u 807
2021-10-15 02:59:10 C 01 45 56.55 +05 03 48.1 u 807
2021-10-16 02:56:23 C 01 49 33.24 +07 26 18.1 u 807
2021-10-16 03:00:46 C 01 49 33.79 +07 26 44.2 u 807
2021-10-16 03:05:08 C 01 49 34.21 +07 27 09.6 u 807
2021-10-31 07:28:10 C 02 34 13.94 +33 14 40.2 V I52
2021-10-31 07:49:44 C 02 34 15.34 +33 15 36.4 V I52
2021-10-31 07:50:50 C 02 34 15.42 +33 15 39.0 V I52