2025 SN20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3619871702 ± 1.29e-04
Semi-major axis (a)1.5728588154 AU ± 3.17e-04
Inclination (i)11.68651605° ± 2.84e-03
Long. of Asc. Node (Ω)4.41908159° ± 1.14e-04
Arg. of Perihelion (ω)341.09727095° ± 1.29e-03
Mean Anomaly (M)35.28331922° ± 1.09e-02
Mean Motion (n)0.4996635451°/day ± 1.51e-04
Perihelion dist (q)1.00350410 AU ± 2.86e-04
Aphelion dist (Q)2.14221353 AU ± 4.77e-04
Orbital Period1.97257993 yr ± 5.97e-04
Physical Parameters
H (abs. magnitude)26.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.559″
Uncertainty2
Orbit TypeApollo
MOID0.012672 AU
Observations Used78
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-29
Last Observation Used2025-10-02
Observations (80)
Date Type RA Dec Mag Band Observatory
2025-09-29 07:25:47 C 23 01 26.130 +09 22 34.28 V 703
2025-09-29 07:29:02 C 23 01 27.426 +09 24 13.03 V 703
2025-09-29 07:32:18 C 23 01 28.772 +09 25 53.26 V 703
2025-09-29 07:35:33 C 23 01 30.191 +09 27 31.79 V 703
2025-09-29 08:08:19 B 23 01 36.958 +09 43 49.26 Z W05
2025-09-29 08:10:30 B 23 01 37.990 +09 44 55.25 Z W05
2025-09-29 08:11:07 C 23 01 44.760 +09 45 37.12 V I52
2025-09-29 08:11:18 C 23 01 44.843 +09 45 43.20 V I52
2025-09-29 08:11:30 C 23 01 44.936 +09 45 49.32 V I52
2025-09-29 08:11:42 C 23 01 44.990 +09 45 55.04 V I52
2025-09-29 08:12:39 B 23 01 38.830 +09 46 01.02 Z W05
2025-09-29 08:43:09 C 23 02 01.946 +10 01 23.17 V U74
2025-09-29 08:46:14 C 23 02 29.309 +10 12 09.94 W 474
2025-09-29 08:47:47 C 23 02 30.010 +10 12 56.59 W 474
2025-09-29 08:47:55 C 23 02 03.911 +10 03 47.59 V U74
2025-09-29 08:49:20 C 23 02 30.629 +10 13 43.75 W 474
2025-09-29 08:50:53 C 23 02 31.315 +10 14 31.88 W 474
2025-09-29 09:25:37 C 23 02 16.451 +10 23 03.23 V I52
2025-09-29 09:25:52 C 23 02 16.559 +10 23 10.54 V I52
2025-09-29 09:26:08 C 23 02 16.681 +10 23 18.42 V I52
2025-09-29 09:26:23 C 23 02 16.782 +10 23 25.80 V I52
2025-09-29 12:28:14 B 23 04 12.490 +11 53 27.60 X Q10
2025-09-29 12:35:54 B 23 04 23.191 +11 56 26.38 V P13
2025-09-29 12:40:24 B 23 04 17.086 +11 59 22.92 X Q10
2025-09-29 12:45:45 B 23 04 27.144 +12 01 13.30 V P13
2025-09-29 12:57:12 B 23 04 31.800 +12 06 47.66 V P13
2025-09-29 15:15:44 B 23 05 17.417 +13 13 23.45 W 900
2025-09-29 15:28:32 B 23 05 22.411 +13 19 22.66 W 900
2025-09-29 15:41:21 B 23 05 27.413 +13 25 20.71 W 900
2025-09-29 18:16:07 B 23 07 07.956 +14 34 53.52 W G34
2025-09-29 18:20:53 C 23 07 12.55 +14 38 04.2 Z C82
2025-09-29 18:25:24 B 23 07 14.064 +14 39 50.65 W L47
2025-09-29 18:28:27 B 23 07 13.084 +14 40 30.76 W G34
2025-09-29 18:28:33 B 23 07 15.367 +14 41 16.55 W L47
2025-09-29 18:31:40 B 23 07 16.692 +14 42 42.44 W L47
2025-09-29 18:34:01 C 23 07 17.88 +14 44 04.8 Z C82
2025-09-29 18:37:55 B 23 07 19.246 +14 45 35.46 W L47
2025-09-29 18:40:34 B 23 07 18.050 +14 46 02.68 W G34
2025-09-29 18:48:58 B 23 07 20.61 +14 50 04.5 V G02
2025-09-29 18:49:32 B 23 07 24.392 +14 50 44.78 Z 126
2025-09-29 18:51:07 C 23 07 20.71 +14 51 22.8 Z L04
2025-09-29 18:54:42 C 23 07 22.12 +14 53 00.8 Z L04
2025-09-29 18:59:19 C 23 07 23.91 +14 55 06.8 Z L04
2025-09-29 19:02:19 B 23 07 26.04 +14 56 10.3 V G02
2025-09-29 19:03:25 B 23 07 29.967 +14 57 02.01 Z 126
2025-09-29 19:10:41 B 23 07 29.27 +14 59 56.8 V G02
2025-09-29 19:14:54 C 23 07 34.481 +15 02 05.03 W 203
2025-09-29 19:16:11 C 23 07 34.81 +15 02 51.0 V 104
2025-09-29 19:24:17 C 23 07 41.30 +15 06 21.5 X 958
2025-09-29 19:27:04 C 23 07 39.11 +15 07 46.6 V 104