85770 (1998 UP1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3452195596 ± 2.00e+00
Semi-major axis (a)0.9976492777 AU ± 3.00e+00
Inclination (i)33.17767881° ± 4.00e+00
Long. of Asc. Node (Ω)18.31959548° ± 5.00e+00
Arg. of Perihelion (ω)234.23316580° ± 6.00e+00
Mean Anomaly (M)152.70480291° ± 4.45e-05
Mean Motion (n)0.9891119241°/day ± 4.46e+00
Perihelion dist (q)0.65324123 AU ± 2.80e+00
Aphelion dist (Q)1.34205732 AU ± 4.50e+00
Orbital Period0.99647599 yr ± 4.49e+00
NGA Modelr2
A2-4.36766799e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.577″
Uncertainty0
Orbit TypeAten
MOID0.082515 AU
Observations Used489
Oppositions1
Arc Total1990-2025
First Observation Used1990-10-12
Last Observation Used2025-10-19
Observations (512)
Date Type RA Dec Mag Band Observatory
2001-10-11 20:40:00 C 01 57 37.07 +24 45 50.8 d 151
2001-10-11 20:42:08 C 01 57 35.67 +24 46 02.0 d 151
2001-10-12 15:25:56 C 01 44 51.83 +26 17 49.3 300
2001-10-12 15:29:36 C 01 44 49.36 +26 18 04.5 300
2001-10-12 15:33:14 C 01 44 46.82 +26 18 22.0 300
2001-10-12 15:36:50 C 01 44 44.39 +26 18 39.3 300
2001-10-12 15:40:27 C 01 44 41.83 +26 18 55.0 300
2001-10-13 19:01:24 C 01 27 01.68 +28 14 23.3 151
2001-10-13 19:02:47 C 01 27 00.79 +28 14 27.7 151
2001-10-13 19:04:16 C 01 26 59.83 +28 14 34.4 151
2001-10-13 19:05:45 C 01 26 58.98 +28 14 39.7 151
2001-10-13 19:09:08 C 01 26 56.77 +28 14 52.7 151
2001-10-13 19:10:49 C 01 26 55.74 +28 14 59.6 151
2001-10-13 19:20:40 C 01 26 49.17 +28 15 36.6 c 113
2001-10-13 19:24:17 C 01 26 46.77 +28 15 51.2 c 113
2001-10-13 19:25:30 C 01 26 46.10 +28 15 56.2 c 113
2001-10-13 19:26:47 C 01 26 45.27 +28 16 00.8 c 113
2001-10-13 19:28:52 C 01 26 43.88 +28 16 08.8 c 113
2001-10-15 05:56:16 C 01 05 57.91 +30 14 49.0 18.4 c 704
2001-10-15 06:19:09 C 01 05 44.40 +30 15 57.9 18.7 c 704
2001-10-15 06:42:01 C 01 05 30.86 +30 17 06.6 18.3 c 704
2001-10-15 07:04:50 C 01 05 17.39 +30 18 14.4 18.7 c 704
2001-10-15 07:27:40 C 01 05 04.00 +30 19 22.4 18.8 c 704
2001-10-18 13:17:48 C 00 25 32.00 +33 13 37.0 360
2001-10-18 13:19:51 C 00 25 31.05 +33 13 40.1 360
2001-10-18 13:22:28 C 00 25 29.89 +33 13 44.2 360
2001-10-25 03:55:06 C 23 32 17.13 +35 28 02.8 18.6 c 704
2001-10-25 04:18:43 C 23 32 11.03 +35 28 11.5 19.8 c 704
2001-10-25 04:42:21 C 23 32 05.12 +35 28 19.8 19.3 c 704
2001-10-25 05:05:59 C 23 31 59.08 +35 28 27.3 19.2 c 704
2001-10-25 05:29:36 C 23 31 53.10 +35 28 34.5 19.3 c 704
2002-10-05 00:35:20 C 04 00 32.60 +07 47 06.3 d 176
2002-10-05 00:39:17 C 04 00 30.07 +07 47 35.7 d 176
2002-10-05 00:43:18 C 04 00 27.52 +07 48 05.4 d 176
2002-10-05 00:47:15 C 04 00 24.99 +07 48 34.8 d 176
2002-10-05 00:51:15 C 04 00 22.43 +07 49 04.5 d 176
2002-10-07 08:02:32 C 03 24 17.27 +14 41 13.9 17.4 c 704
2002-10-07 08:26:23 C 03 24 00.59 +14 44 10.7 18.0 c 704
2002-10-07 08:48:45 C 03 23 44.93 +14 46 55.7 18.0 c 704
2002-10-07 09:11:04 C 03 23 29.31 +14 49 40.3 18.0 c 704
2002-10-07 09:33:36 C 03 23 13.54 +14 52 25.6 18.2 c 704
2002-10-09 00:45:07 C 02 56 02.22 +19 29 36.8 d 118
2002-10-09 00:45:58 C 02 56 01.63 +19 29 42.9 d 118
2002-10-09 00:47:01 C 02 56 00.87 +19 29 50.1 d 118
2002-10-09 00:50:15 C 02 55 58.52 +19 30 12.4 d 118
2002-10-09 00:51:16 C 02 55 57.81 +19 30 18.8 d 118
2002-10-09 07:39:50 C 02 51 12.21 +20 16 09.0 17.3 c 704
2002-10-09 08:01:34 C 02 50 56.52 +20 18 33.1 17.6 c 704
2002-10-09 08:23:00 C 02 50 41.05 +20 20 55.0 17.8 c 704
2002-10-09 08:44:17 C 02 50 25.71 +20 23 15.7 17.8 c 704