85839 (1998 YO4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2481006912 ± 1.24e-08
Semi-major axis (a)1.6534926704 AU ± 9.96e-10
Inclination (i)9.31939239° ± 8.81e-07
Long. of Asc. Node (Ω)28.50072273° ± 2.80e-06
Arg. of Perihelion (ω)199.69071851° ± 2.99e-06
Mean Anomaly (M)97.04138343° ± 2.26e-06
Mean Motion (n)0.4635631070°/day ± 4.19e-10
Perihelion dist (q)1.24326000 AU ± 2.05e-08
Aphelion dist (Q)2.06372534 AU ± 2.05e-08
Orbital Period2.12619656 yr ± 1.92e-09
Physical Parameters
H (abs. magnitude)16.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.072″
Uncertainty0
Orbit TypeAmor
MOID0.239954 AU
Observations Used2510
Gaia Obs Used50
Oppositions12
Arc Total1993-2025
First Observation Used1993-04-25
Last Observation Used2025-11-08
Observations (3041)
Date Type RA Dec Mag Band Observatory
2025-02-23 01:10:47 C 15 09 34.164 -08 35 55.54 V M22
2025-02-23 01:59:34 C 15 09 39.365 -08 36 34.34 V M22
2025-02-23 02:04:08 C 15 09 39.833 -08 36 38.02 V M22
2025-02-23 02:11:59 C 15 09 40.675 -08 36 44.24 V M22
2025-02-25 02:08:13 C 15 14 55.500 -09 15 14.33 V 088
2025-02-25 02:11:22 C 15 14 55.793 -09 15 17.32 V 088
2025-02-25 02:16:16 C 15 14 56.326 -09 15 20.59 V 088
2025-02-25 02:22:04 C 15 14 56.933 -09 15 25.27 V 088
2025-02-25 02:25:41 C 15 14 57.264 -09 15 28.22 V 088
2025-02-25 02:29:18 C 15 14 57.770 -09 15 31.72 V 088
2025-02-25 02:37:48 C 15 14 58.596 -09 15 38.23 V 088
2025-02-25 02:45:12 C 15 14 59.362 -09 15 43.09 V 088
2025-02-25 02:55:26 C 15 15 00.451 -09 15 52.13 V 088
2025-02-25 07:04:16 C 15 15 28.308 -09 18 58.68 V W68
2025-02-25 07:38:58 C 15 15 32.006 -09 19 26.69 V W68
2025-02-25 08:03:41 C 15 15 34.649 -09 19 47.03 V W68
2025-02-25 08:19:31 C 15 15 36.317 -09 19 59.48 V W68
2025-02-26 13:48:01 C 15 18 50.477 -09 44 04.70 V T05
2025-02-26 14:03:59 C 15 18 52.159 -09 44 17.92 V T05
2025-02-26 14:15:28 C 15 18 53.393 -09 44 27.10 V T05
2025-02-26 14:30:07 C 15 18 54.931 -09 44 39.30 V T05
2025-02-27 01:29:40 C 15 20 07.601 -09 53 24.58 V M22
2025-02-27 01:32:17 C 15 20 07.886 -09 53 27.10 V M22
2025-02-27 01:54:01 C 15 20 10.183 -09 53 44.77 V M22
2025-02-27 02:16:49 C 15 20 12.636 -09 54 03.56 V M22
2025-02-27 03:28:13 C 15 20 20.218 -09 55 01.78 V M22
2025-02-28 14:03:31 C 15 24 08.700 -10 23 43.12 V T08
2025-02-28 14:08:47 C 15 24 09.257 -10 23 47.58 V T08
2025-02-28 14:22:06 C 15 24 10.654 -10 23 58.56 V T08
2025-02-28 15:00:46 C 15 24 14.762 -10 24 30.67 V T08
2025-02-28 15:52:57 C 15 24 20.280 -10 25 13.62 V T08
2025-03-03 01:22:10 C 15 30 40.954 -11 13 10.34 V M22
2025-03-03 01:24:46 C 15 30 41.227 -11 13 12.40 V M22
2025-03-03 01:33:57 C 15 30 42.209 -11 13 20.24 V M22
2025-03-03 02:18:38 C 15 30 46.968 -11 13 58.40 V M22
2025-03-08 07:48:02 C 15 44 40.162 -13 02 52.15 V W68
2025-03-08 07:51:57 C 15 44 40.591 -13 02 55.61 V W68
2025-03-08 07:56:31 C 15 44 41.064 -13 02 59.82 V W68
2025-03-08 08:04:25 C 15 44 41.918 -13 03 06.59 V W68
2025-03-08 14:42:32 C 15 45 25.891 -13 09 14.76 V T08
2025-03-08 14:47:49 C 15 45 26.458 -13 09 19.33 V T08
2025-03-08 14:57:25 C 15 45 27.473 -13 09 28.30 V T08
2025-03-08 15:46:12 C 15 45 32.671 -13 10 11.35 V T08
2025-03-09 02:51:30 C 15 46 46.831 -13 19 52.39 V M22
2025-03-09 03:06:16 C 15 46 48.406 -13 20 05.96 V M22
2025-03-09 03:25:57 C 15 46 50.510 -13 20 23.35 V M22
2025-03-09 03:31:07 C 15 46 51.058 -13 20 28.03 V M22
2025-03-09 22:23:02 C 15 48 57.797 -13 37 24.02 V M22
2025-03-09 22:29:03 C 15 48 58.457 -13 37 29.28 V M22
2025-03-09 22:37:03 C 15 48 59.335 -13 37 36.88 V M22