2019 OS1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3145379477 ± 5.05e-05
Semi-major axis (a)0.9469174276 AU ± 1.75e-06
Inclination (i)16.07418442° ± 4.60e-03
Long. of Asc. Node (Ω)266.45021528° ± 1.68e-03
Arg. of Perihelion (ω)182.05739548° ± 7.41e-04
Mean Anomaly (M)178.70521276° ± 6.11e-03
Mean Motion (n)1.0696559511°/day ± 2.96e-06
Perihelion dist (q)0.64907596 AU ± 4.78e-05
Aphelion dist (Q)1.24475889 AU ± 4.79e-05
Orbital Period0.92144234 yr ± 2.55e-06
Physical Parameters
H (abs. magnitude)22.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.286″
Uncertainty1
Orbit TypeAten
MOID0.213226 AU
Observations Used24
Oppositions1
Arc Total2019-2019
First Observation Used2019-06-12
Last Observation Used2019-08-04
Observations (25)
Date Type RA Dec Mag Band Observatory
2019-06-12 12:58:37 C 20 02 49.024 -17 13 18.26 U F51
2019-06-12 13:11:25 C 20 02 47.365 -17 12 57.24 U F51
2019-06-12 13:24:17 C 20 02 45.702 -17 12 36.03 U F51
2019-06-12 13:29:44 C 20 02 44.998 -17 12 27.04 U F51
2019-06-12 13:44:15 C 20 02 43.128 -17 12 03.24 U F51
2019-06-12 14:13:18 C 20 02 39.387 -17 11 15.46 U F51
2019-07-26 08:42:17 C 17 07 35.043 +13 08 44.69 U F51
2019-07-26 08:59:47 C 17 07 32.945 +13 08 58.52 U F51
2019-07-26 09:17:16 C 17 07 30.874 +13 09 12.30 U F51
2019-07-27 03:07:59 C 17 05 34.93 +13 23 04.4 u H21
2019-07-27 03:33:23 C 17 05 32.03 +13 23 24.2 u H21
2019-07-29 03:27:03 C 17 00 38.38 +13 57 52.2 u H21
2019-07-29 03:35:48 C 17 00 37.49 +13 57 57.8 u H21
2019-07-29 03:48:39 C 17 00 36.17 +13 58 06.5 u H21
2019-07-29 05:25:42 C 17 00 27.04 +13 59 09.3 L 658
2019-07-29 05:32:53 C 17 00 26.32 +13 59 13.8 L 658
2019-07-29 05:36:29 C 17 00 25.95 +13 59 15.8 L 658
2019-07-29 05:40:05 C 17 00 25.58 +13 59 18.2 L 658
2019-07-29 05:43:41 C 17 00 25.21 +13 59 20.4 L 658
2019-07-29 07:43:59 C 17 00 12.46 +14 00 45.6 o 691
2019-07-29 07:50:42 C 17 00 11.71 +14 00 50.1 o 691
2019-07-29 07:57:25 C 17 00 11.09 +14 00 54.6 o 691
2019-08-04 03:03:18 C 16 48 39.13 +15 17 49.3 u H21
2019-08-04 03:12:38 C 16 48 38.41 +15 17 53.4 u H21
2019-08-04 03:21:23 C 16 48 37.74 +15 17 57.9 u H21