2025 SQ55

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6616545383 ± 1.07e-02
Semi-major axis (a)2.2162410801 AU ± 7.28e-02
Inclination (i)6.45470134° ± 6.65e-02
Long. of Asc. Node (Ω)330.65014644° ± 3.11e-01
Arg. of Perihelion (ω)131.42982809° ± 5.47e-01
Mean Anomaly (M)0.96245993° ± 5.94e-02
Mean Motion (n)0.2987354590°/day ± 1.47e-02
Perihelion dist (q)0.74985511 AU ± 3.41e-02
Aphelion dist (Q)3.68262705 AU ± 1.23e-01
Orbital Period3.29932806 yr ± 1.63e-01
Physical Parameters
H (abs. magnitude)21.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.139″
Uncertainty2
Orbit TypeApollo
MOID0.034913 AU
Observations Used19
Oppositions1
Arc Total2025-2025
First Observation Used2025-09-30
Last Observation Used2025-10-05
Observations (19)
Date Type RA Dec Mag Band Observatory
2025-09-30 11:05:29 C 06 51 18.850 +37 58 58.44 V V00
2025-09-30 11:13:32 C 06 51 22.741 +37 58 56.75 V V00
2025-09-30 11:21:35 C 06 51 26.644 +37 58 55.63 V V00
2025-09-30 12:02:05 C 06 51 46.220 +37 58 48.50 V 291
2025-09-30 12:04:59 C 06 51 47.624 +37 58 47.64 V V00
2025-09-30 12:05:43 C 06 51 47.956 +37 58 47.75 V V00
2025-09-30 12:06:26 C 06 51 48.316 +37 58 47.64 V V00
2025-09-30 12:07:10 C 06 51 48.654 +37 58 47.50 V V00
2025-09-30 12:09:47 C 06 51 49.930 +37 58 47.30 V 291
2025-10-01 10:41:44 C 07 02 54.762 +37 52 05.38 V V06
2025-10-01 10:46:08 C 07 02 56.911 +37 52 03.68 V V06
2025-10-01 10:50:31 C 07 02 59.060 +37 52 02.03 V V06
2025-10-02 11:28:21 C 07 15 08.323 +37 40 13.33 V V06
2025-10-02 11:33:22 C 07 15 10.771 +37 40 10.81 V V06
2025-10-02 11:38:23 C 07 15 13.216 +37 40 07.93 V V06
2025-10-05 10:33:56 C 07 50 03.793 +36 39 30.10 V V00
2025-10-05 10:34:50 C 07 50 04.211 +36 39 29.99 V V00
2025-10-05 10:37:02 C 07 50 05.276 +36 39 27.36 V V00
2025-10-05 10:37:56 C 07 50 05.730 +36 39 26.71 V V00