2020 SR4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3050125503 ± 2.00e+00
Semi-major axis (a)1.2342068020 AU ± 3.00e+00
Inclination (i)6.17117391° ± 4.00e+00
Long. of Asc. Node (Ω)2.46273138° ± 5.00e+00
Arg. of Perihelion (ω)285.30602495° ± 6.00e+00
Mean Anomaly (M)316.27456679° ± 1.72e-01
Mean Motion (n)0.7187682900°/day ± 2.62e+00
Perihelion dist (q)0.85774000 AU ± 3.23e+00
Aphelion dist (Q)1.61079960 AU ± 4.63e+00
Orbital Period1.37124530 yr ± 5.00e+00
Physical Parameters
H (abs. magnitude)26.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.352″
Uncertainty3
Orbit TypeApollo
MOID0.011082 AU
Observations Used37
Oppositions1
Arc Total2020-2020
First Observation Used
Last Observation Used2020-10-06
Observations (42)
Date Type RA Dec Mag Band Observatory
2020-09-24 04:57:10 C 23 12 15.11 -12 37 05.4 V G96
2020-09-24 05:05:18 C 23 12 16.90 -12 34 55.8 V G96
2020-09-24 05:13:25 C 23 12 18.68 -12 32 44.4 V G96
2020-09-24 05:21:35 C 23 12 20.45 -12 30 32.4 V G96
2020-09-24 06:00:25 C 23 12 27.57 -12 20 16.4 V H01
2020-09-24 06:10:41 C 23 12 29.75 -12 17 32.2 V H01
2020-09-24 06:25:15 C 23 12 32.84 -12 13 39.7 V H01
2020-09-24 06:43:22 C 23 12 36.67 -12 08 51.3 V H01
2020-09-24 08:07:08 C 23 12 55.40 -11 46 45.0 V I52
2020-09-24 08:07:25 C 23 12 55.46 -11 46 40.7 V I52
2020-09-24 08:07:41 C 23 12 55.53 -11 46 36.8 V I52
2020-09-24 08:07:57 C 23 12 55.61 -11 46 32.0 V I52
2020-09-24 08:53:37 C 23 13 27.13 -11 28 06.0 V 474
2020-09-24 08:55:23 C 23 13 27.59 -11 27 39.7 V 474
2020-09-24 08:57:10 C 23 13 28.02 -11 27 12.5 V 474
2020-09-24 08:58:57 C 23 13 28.41 -11 26 45.2 V 474
2020-09-24 20:14:37 C 23 16 21.25 -08 54 10.8 V J95
2020-09-24 20:22:21 C 23 16 22.77 -08 52 30.4 V J95
2020-09-24 20:32:37 C 23 16 24.78 -08 50 16.3 V J95
2020-09-24 20:40:32 C 23 16 26.29 -08 48 33.2 V J95
2020-09-24 21:48:32 C 23 16 38.79 -08 33 26.2 V B49
2020-09-24 21:50:39 C 23 16 39.14 -08 32 58.4 V B49
2020-09-25 02:53:38 C 23 17 52.43 -07 29 43.3 q 734
2020-09-25 03:01:22 C 23 17 53.63 -07 28 10.7 q 734
2020-09-25 03:07:04 C 23 17 58.33 -07 26 34.3 V I52
2020-09-25 03:07:25 C 23 17 58.39 -07 26 30.4 V I52
2020-09-25 03:08:08 C 23 17 58.55 -07 26 22.1 V I52
2020-09-25 03:09:12 C 23 17 54.88 -07 26 36.2 q 734
2020-09-25 03:09:40 C 23 17 53.10 -07 26 36.6 u H21
2020-09-25 03:13:51 C 23 17 53.75 -07 25 46.4 u H21
2020-09-25 03:16:56 C 23 17 56.19 -07 25 04.7 q 734
2020-09-25 03:18:03 C 23 17 54.42 -07 24 56.3 u H21
2020-09-26 03:01:47 C 23 22 23.40 -03 18 08.6 V I52
2020-09-26 03:02:23 C 23 22 23.44 -03 18 03.7 V I52
2020-09-26 03:03:00 C 23 22 23.56 -03 17 58.2 V I52
2020-09-27 08:36:35 C 23 26 09.26 +00 27 26.3 V I52
2020-09-27 08:37:12 C 23 26 09.26 +00 27 30.5 V I52
2020-09-27 08:37:48 C 23 26 09.32 +00 27 34.6 V I52
2020-09-27 08:38:24 C 23 26 09.33 +00 27 37.6 V I52
2020-10-06 04:06:21 C 23 39 08.91 +11 08 04.1 u H21
2020-10-06 04:13:21 C 23 39 08.99 +11 08 13.4 u H21
2020-10-06 04:19:48 C 23 39 09.08 +11 08 22.2 u H21