2025 SW20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6297129685 ± 4.75e-04
Semi-major axis (a)2.0430397656 AU ± 2.38e-03
Inclination (i)17.45078064° ± 9.68e-03
Long. of Asc. Node (Ω)183.87768184° ± 8.68e-06
Arg. of Perihelion (ω)110.42629928° ± 4.13e-03
Mean Anomaly (M)33.63607763° ± 6.33e-02
Mean Motion (n)0.3375180836°/day ± 5.90e-04
Perihelion dist (q)0.75651113 AU ± 1.31e-03
Aphelion dist (Q)3.32956840 AU ± 4.00e-03
Orbital Period2.92021770 yr ± 5.11e-03
Physical Parameters
H (abs. magnitude)26.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.258″
Uncertainty2
Orbit TypeApollo
MOID0.003421 AU
Observations Used16
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-27
Last Observation Used2025-09-30
Observations (16)
Date Type RA Dec Mag Band Observatory
2025-09-27 05:16:49 C 00 12 56.758 -02 35 28.36 V W68
2025-09-27 05:48:57 C 00 14 28.572 -03 08 39.98 V W68
2025-09-27 05:56:11 C 00 14 48.706 -03 15 57.02 V W68
2025-09-29 10:48:54 C 01 03 39.418 -18 48 21.72 X F52
2025-09-29 11:04:56 C 01 03 42.668 -18 49 38.78 X F52
2025-09-29 11:20:47 C 01 03 45.849 -18 50 53.98 X F52
2025-09-29 11:36:40 C 01 03 49.037 -18 52 08.53 X F52
2025-09-29 12:52:10 C 01 04 04.152 -18 57 49.85 V F51
2025-09-29 12:53:21 C 01 04 04.387 -18 57 54.89 V F51
2025-09-30 03:20:45 C 01 07 32.020 -19 49 50.10 V 807
2025-09-30 03:39:33 C 01 07 34.520 -19 50 52.50 V 807
2025-09-30 03:58:20 C 01 07 37.050 -19 51 53.70 V 807
2025-09-30 07:11:30 C 01 08 09.517 -20 05 01.79 V I52
2025-09-30 07:13:14 C 01 08 09.726 -20 05 06.58 V I52
2025-09-30 07:14:59 C 01 08 09.924 -20 05 11.33 V I52
2025-09-30 07:16:43 C 01 08 10.108 -20 05 16.40 V I52