2025 SW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5288984319 ± 2.01e-05
Semi-major axis (a)2.2026888321 AU ± 9.34e-05
Inclination (i)6.05275445° ± 5.63e-04
Long. of Asc. Node (Ω)61.13031659° ± 9.48e-04
Arg. of Perihelion (ω)249.82346110° ± 2.68e-04
Mean Anomaly (M)38.76427938° ± 1.67e-03
Mean Motion (n)0.3014966919°/day ± 1.92e-05
Perihelion dist (q)1.03769016 AU ± 6.25e-05
Aphelion dist (Q)3.36768750 AU ± 1.50e-04
Orbital Period3.26911144 yr ± 2.08e-04
Physical Parameters
H (abs. magnitude)21.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.188″
Uncertainty1
Orbit TypeAmor
MOID0.093582 AU
Observations Used21
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-18
Last Observation Used2025-11-24
Observations (21)
Date Type RA Dec Mag Band Observatory
2025-09-18 12:32:06 C 04 02 46.013 +09 05 08.32 X F52
2025-09-18 12:50:19 C 04 02 45.761 +09 05 12.99 X F52
2025-09-18 13:08:35 C 04 02 45.500 +09 05 17.64 X F52
2025-09-20 11:12:11 C 04 02 10.751 +09 16 29.32 W H01
2025-09-20 11:18:43 C 04 02 10.626 +09 16 30.79 W H01
2025-09-20 11:34:33 C 04 02 10.315 +09 16 34.59 W H01
2025-09-20 11:43:32 C 04 02 10.141 +09 16 36.80 W H01
2025-09-21 08:56:08 C 04 01 50.042 +09 21 37.69 W H01
2025-09-21 09:02:16 C 04 01 49.910 +09 21 39.15 W H01
2025-09-21 09:20:18 C 04 01 49.523 +09 21 43.51 W H01
2025-09-21 09:30:28 C 04 01 49.301 +09 21 46.04 W H01
2025-09-24 07:06:05 C 04 00 19.190 +09 37 53.10 V 807
2025-09-24 07:21:59 C 04 00 18.690 +09 37 56.50 V 807
2025-09-24 07:37:53 C 04 00 18.220 +09 38 00.30 V 807
2025-10-19 06:57:10 C 03 27 34.800 +11 17 45.90 V 807
2025-10-19 07:19:21 C 03 27 33.020 +11 17 49.20 V 807
2025-10-19 07:41:55 C 03 27 31.270 +11 17 51.50 V 807
2025-10-28 11:46:06 C 03 10 27.21 +11 40 31.0 V 691
2025-10-28 12:05:34 C 03 10 25.69 +11 40 32.4 V 691
2025-11-24 04:08:53 C 02 31 56.19 +12 41 35.2 V H21
2025-11-24 04:21:47 C 02 31 55.73 +12 41 37.2 V H21