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
1999-10-12 04:58:44 C 01 47 23.52 +20 35 31.9 18.0 a 704
1999-10-12 05:19:17 C 01 47 08.68 +20 37 29.6 18.0 a 704
1999-10-12 05:41:43 C 01 46 52.46 +20 39 37.3 17.9 a 704
1999-10-12 06:11:07 C 01 46 32.13 +20 42 22.5 i 670
1999-10-12 06:12:55 C 01 46 30.76 +20 42 32.4 i 670
1999-10-12 06:21:03 C 01 46 24.82 +20 43 19.9 i 670
1999-10-12 06:24:52 C 01 46 21.34 +20 43 42.9 17.0 a 704
1999-10-12 06:40:58 C 01 46 10.55 +20 45 12.8 i 670
1999-10-12 06:44:33 C 01 46 07.13 +20 45 34.0 17.1 a 704
1999-10-12 06:47:09 C 01 46 06.15 +20 45 46.9 i 670
1999-10-12 07:04:13 C 01 45 52.91 +20 47 24.7 17.6 a 704
1999-10-12 07:21:55 C 01 45 40.46 +20 49 05.7 m 853
1999-10-12 07:22:46 C 01 45 39.83 +20 49 10.9 m 853
1999-10-12 07:23:43 C 01 45 39.13 +20 49 16.1 m 853
1999-10-12 07:23:51 C 01 45 38.75 +20 49 14.9 17.1 a 704
1999-10-12 07:44:17 C 01 45 24.02 +20 51 09.3 17.1 a 704
1999-10-12 18:59:35 C 01 37 38.92 +21 51 40.1 557
1999-10-12 19:00:26 C 01 37 38.35 +21 51 44.7 557
1999-10-12 19:01:17 C 01 37 37.74 +21 51 49.3 557
1999-10-12 19:02:08 C 01 37 37.14 +21 51 54.1 557
1999-10-12 19:02:59 C 01 37 36.58 +21 51 58.4 557
1999-10-12 20:25:29 C 01 36 39.52 +21 59 15.9 d 046
1999-10-12 20:26:53 C 01 36 38.56 +21 59 23.6 d 046
1999-10-12 20:28:12 C 01 36 37.65 +21 59 30.4 d 046
1999-10-12 20:29:06 C 01 36 37.02 +21 59 34.9 d 046
1999-10-12 21:17:54 C 01 36 03.39 +22 03 48.7 611
1999-10-12 21:21:44 C 01 36 00.70 +22 04 08.8 611
1999-10-12 21:23:30 C 01 35 59.53 +22 04 17.7 611
1999-10-13 02:51:44 C 01 32 19.38 +22 32 17.8 z 719
1999-10-13 02:57:46 C 01 32 15.48 +22 32 45.4 z 719
1999-10-13 03:02:53 C 01 32 11.86 +22 33 14.2 z 719
1999-10-13 03:17:51 C 01 32 02.21 +22 34 25.1 z 719
1999-10-13 04:52:26 C 01 30 52.30 +22 43 29.9 z 859
1999-10-13 05:47:01 C 01 30 19.66 +22 47 00.6 17.3 a 704
1999-10-13 05:55:32 C 01 30 13.40 +22 47 45.5 17.5 a 704
1999-10-13 05:56:09 C 01 30 13.40 +22 47 45.5 17.5 a 704
1999-10-13 06:09:44 C 01 30 04.07 +22 48 52.8 17.5 a 704
1999-10-13 06:20:28 C 01 29 56.33 +22 49 48.7 17.9 a 704
1999-10-13 06:21:05 C 01 29 56.33 +22 49 48.7 17.9 a 704
1999-10-13 06:33:05 C 01 29 48.11 +22 50 47.6 17.8 a 704
1999-10-13 06:45:29 C 01 29 39.22 +22 51 51.8 17.8 a 704
1999-10-13 06:46:06 C 01 29 39.22 +22 51 51.8 17.8 a 704
1999-10-13 06:56:30 C 01 29 32.07 +22 52 42.6 18.0 a 704
1999-10-13 07:04:48 C 01 29 27.33 +22 53 22.4 i 670
1999-10-13 07:09:42 C 01 29 22.63 +22 53 50.0 17.6 a 704
1999-10-13 07:10:19 C 01 29 22.63 +22 53 50.0 17.6 a 704
1999-10-13 07:16:52 C 01 29 17.99 +22 54 25.7 z 711
1999-10-13 07:19:04 C 01 29 16.67 +22 54 32.8 17.7 a 704
1999-10-13 07:21:35 C 01 29 14.68 +22 54 48.5 z 711
1999-10-13 07:26:15 C 01 29 11.52 +22 55 11.3 z 711