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
1999-10-13 07:32:40 C 01 29 06.92 +22 55 42.0 17.8 a 704
1999-10-13 07:33:17 C 01 29 06.92 +22 55 42.0 17.8 a 704
1999-10-13 07:39:57 C 01 29 03.32 +22 56 14.2 i 670
1999-10-14 02:37:21 C 01 16 49.24 +24 23 04.2 z 719
1999-10-14 02:40:18 C 01 16 47.27 +24 23 15.1 z 719
1999-10-14 02:43:10 C 01 16 45.59 +24 23 28.9 z 719
1999-10-14 02:45:17 C 01 16 44.06 +24 23 38.2 z 719
1999-10-15 05:53:00 C 01 00 13.11 +26 11 00.8 17.7 a 704
1999-10-15 05:53:15 C 01 00 12.95 +26 11 01.7 17.4 a 704
1999-10-15 05:57:27 C 01 00 10.46 +26 11 17.0 17.4 a 704
1999-10-15 06:15:56 C 00 59 59.38 +26 12 23.2 17.5 a 704
1999-10-15 06:16:11 C 00 59 59.23 +26 12 24.3 17.2 a 704
1999-10-15 06:20:57 C 00 59 56.40 +26 12 41.3 17.6 a 704
1999-10-15 06:38:41 C 00 59 45.79 +26 13 45.4 18.0 a 704
1999-10-15 06:38:56 C 00 59 45.64 +26 13 46.6 17.3 a 704
1999-10-15 06:45:50 C 00 59 41.48 +26 14 10.6 17.3 a 704
1999-10-15 07:02:45 C 00 59 31.38 +26 15 11.0 18.4 a 704
1999-10-15 07:02:59 C 00 59 31.24 +26 15 11.9 17.5 a 704
1999-10-15 07:09:50 C 00 59 27.14 +26 15 36.5 17.3 a 704
1999-10-15 07:25:35 C 00 59 17.73 +26 16 31.5 17.4 a 704
1999-10-15 07:25:50 C 00 59 17.59 +26 16 33.2 17.9 a 704
1999-10-15 07:33:36 C 00 59 12.97 +26 17 00.2 17.3 a 704
1999-10-15 15:32:29 C 00 54 37.98 +26 45 34.5 c 413
1999-10-15 15:35:54 C 00 54 36.01 +26 45 45.8 c 413
1999-10-15 15:41:24 C 00 54 32.83 +26 46 03.3 c 413
1999-10-15 15:43:28 C 00 54 31.62 +26 46 10.3 c 413
1999-10-15 19:08:10 C 00 52 41.31 +26 56 11.7 c 118
1999-10-15 19:09:04 C 00 52 40.79 +26 56 15.5 c 118
1999-10-15 19:11:38 C 00 52 39.38 +26 56 23.6 c 118
1999-10-16 05:11:04 C 00 47 09.69 +27 28 17.3 i 714
1999-10-16 05:19:17 C 00 47 05.25 +27 28 42.0 i 714
1999-10-16 05:24:16 C 00 47 02.45 +27 28 57.4 i 714
1999-10-18 08:37:02 C 00 21 45.04 +29 38 59.9 i 714
1999-10-18 08:41:30 C 00 21 43.00 +29 39 07.0 i 714
1999-10-19 22:33:00 C 00 05 57.24 +30 47 36.6 c 118
1999-10-19 22:42:47 C 00 05 53.38 +30 47 51.2 c 118
1999-10-20 15:21:15 C 23 59 38.97 +31 12 26.4 360
1999-10-20 15:24:59 C 23 59 37.59 +31 12 31.4 360
1999-10-20 15:28:15 C 23 59 36.35 +31 12 35.7 360
2000-10-05 01:55:33 C 03 45 35.85 +04 12 37.7 118
2000-10-05 01:58:53 C 03 45 33.43 +04 13 03.5 118
2000-10-05 02:00:35 C 03 45 32.23 +04 13 17.0 118
2001-09-23 09:16:24 C 06 03 18.29 -18 59 30.3 d 829
2001-09-23 09:23:03 C 06 03 16.24 -18 59 10.1 d 829
2001-10-04 10:09:23 C 04 02 59.94 +04 00 33.5 t 644
2001-10-04 10:43:53 C 04 02 37.14 +04 04 54.7 t 644
2001-10-11 20:33:38 C 01 57 41.55 +24 45 16.8 d 151
2001-10-11 20:34:29 C 01 57 40.98 +24 45 22.0 d 151
2001-10-11 20:35:32 C 01 57 40.17 +24 45 27.4 d 151
2001-10-11 20:36:33 C 01 57 39.52 +24 45 32.3 d 151