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
2006-10-20 19:48:31 C 00 41 39.87 +42 56 48.8 c 095
2006-10-20 19:52:43 C 00 41 37.95 +42 56 51.8 c 095
2006-10-20 19:56:58 C 00 41 35.98 +42 56 54.9 c 095
2006-10-20 20:01:16 C 00 41 34.01 +42 56 58.1 c 095
2006-10-20 20:05:32 C 00 41 32.05 +42 57 01.1 c 095
2006-10-20 20:09:56 C 00 41 30.02 +42 57 04.2 c 095
2006-10-20 20:14:08 C 00 41 28.10 +42 57 07.3 c 095
2007-10-04 11:10:01 C 04 25 29.60 +19 01 56.7 r 703
2007-10-04 11:15:12 C 04 25 27.30 +19 02 28.2 r 703
2007-10-04 11:18:24 C 04 25 25.82 +19 02 48.8 r 703
2007-10-09 07:56:15 C 03 27 52.45 +30 40 08.8 r 703
2007-10-09 08:08:39 C 03 27 45.43 +30 41 16.6 r 703
2007-10-09 08:21:02 C 03 27 38.41 +30 42 25.3 r 703
2007-10-09 08:33:26 C 03 27 31.39 +30 43 33.1 r 703
2007-10-12 09:21:09 C 02 45 36.74 +36 40 13.1 w 699
2007-10-12 09:49:05 C 02 45 19.74 +36 42 11.1 w 699
2007-10-12 10:16:58 C 02 45 02.79 +36 44 08.0 w 699
2007-10-12 10:44:58 C 02 44 45.89 +36 46 04.9 w 699
2007-10-13 00:49:49 C 02 36 25.38 +37 43 29.3 c A24
2007-10-13 00:51:14 C 02 36 24.90 +37 43 32.6 c A24
2007-10-13 01:05:02 C 02 36 16.22 +37 44 28.2 c A24
2007-10-13 01:20:15 C 02 36 07.28 +37 45 26.0 c A24
2007-10-13 01:34:03 C 02 35 58.86 +37 46 19.7 c A24
2007-10-13 01:35:30 C 02 35 57.55 +37 46 28.3 c A24
2007-10-13 20:39:21 C 02 24 40.26 +38 57 32.2 r 240
2007-10-13 20:41:37 C 02 24 38.88 +38 57 40.2 r 240
2007-10-13 20:44:20 C 02 24 37.19 +38 57 49.1 r 240
2007-10-13 20:47:30 C 02 24 35.32 +38 58 01.0 r 240
2007-10-13 20:48:52 C 02 24 34.48 +38 58 06.0 r 240
2007-10-13 23:06:46 C 02 23 11.56 +39 06 12.7 o 987
2007-10-13 23:12:08 C 02 23 08.45 +39 06 30.8 o 987
2007-10-14 23:59:14 C 02 08 26.41 +40 27 08.2 r 113
2007-10-15 00:01:04 C 02 08 25.28 +40 27 13.6 r 113
2007-10-15 00:01:59 C 02 08 24.75 +40 27 16.4 r 113
2007-10-15 00:02:56 C 02 08 24.20 +40 27 19.4 r 113
2007-10-15 00:03:51 C 02 08 23.63 +40 27 21.9 r 113
2007-10-16 00:51:14 C 01 53 55.84 +41 35 52.1 c A24
2007-10-16 00:52:41 C 01 53 55.01 +41 35 56.8 c A24
2007-10-16 01:05:31 C 01 53 47.33 +41 36 28.2 c A24
2007-10-16 01:19:47 C 01 53 38.82 +41 37 03.8 c A24
2008-10-03 08:09:12 C 04 31 52.65 +20 23 54.2 18.8 c 704
2008-10-03 08:26:46 C 04 31 45.53 +20 25 38.6 18.8 c 704
2008-10-03 08:44:20 C 04 31 38.37 +20 27 23.8 19.1 c 704
2008-10-03 09:02:01 C 04 31 31.18 +20 29 08.7 18.7 c 704
2008-10-03 09:19:39 C 04 31 24.08 +20 30 53.5 18.9 c 704
2008-10-06 08:09:25 C 04 00 47.87 +27 28 42.9 18.4 c 704
2008-10-06 08:27:39 C 04 00 39.10 +27 30 28.7 18.6 c 704
2008-10-06 08:45:57 C 04 00 30.24 +27 32 15.0 18.6 c 704
2008-10-06 09:04:10 C 04 00 21.47 +27 34 00.3 18.7 c 704
2009-10-14 02:17:41 C 02 32 34.38 +43 03 03.6 w 160