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
2025-01-06 12:17:44 C 13 08 47.893 +04 28 59.84 V 703
2025-01-06 12:20:59 C 13 08 48.149 +04 28 56.28 V 703
2025-01-06 12:24:14 C 13 08 48.462 +04 28 53.22 V 703
2025-01-07 14:10:51 C 13 11 27.555 +04 12 58.44 X F51
2025-01-07 14:42:21 C 13 11 30.728 +04 12 38.97 X F51
2025-01-07 14:58:07 C 13 11 32.315 +04 12 29.19 X F51
2025-01-12 18:56:06 C 13 24 19.56 +02 54 52.9 V D29
2025-01-12 18:56:42 C 13 24 19.57 +02 54 52.4 V D29
2025-01-12 19:10:38 C 13 24 21.04 +02 54 44.0 V D29
2025-01-12 19:11:15 C 13 24 21.07 +02 54 43.2 V D29
2025-01-12 19:25:47 C 13 24 22.56 +02 54 34.3 V D29
2025-01-23 12:08:03 C 13 51 06.689 +00 08 57.41 V 703
2025-01-23 12:11:22 C 13 51 07.042 +00 08 55.75 V 703
2025-01-23 12:14:42 C 13 51 07.398 +00 08 53.12 V 703
2025-01-23 12:18:01 C 13 51 07.780 +00 08 51.18 V 703
2025-01-25 13:29:36 C 13 56 17.974 -00 23 40.13 V T05
2025-01-25 13:32:55 C 13 56 18.319 -00 23 42.65 V T05
2025-01-25 13:45:38 C 13 56 19.601 -00 23 52.08 V T05
2025-01-25 13:53:01 C 13 56 20.393 -00 23 55.68 V T05
2025-01-25 14:09:46 C 13 56 22.097 -00 24 07.60 V T05
2025-01-25 14:12:22 C 13 56 22.368 -00 24 09.18 V T05
2025-01-25 14:17:37 C 13 56 22.901 -00 24 12.02 V T05
2025-01-25 14:34:42 C 13 56 24.605 -00 24 23.76 V T05
2025-01-26 01:59:20 C 13 57 36.722 -00 31 50.81 V M22
2025-01-26 02:06:57 C 13 57 37.531 -00 31 56.32 V M22
2025-01-26 02:12:50 C 13 57 38.117 -00 32 00.17 V M22
2025-01-26 02:38:26 C 13 57 40.754 -00 32 16.94 V M22
2025-01-26 11:43:33 C 13 58 38.060 -00 38 30.62 V 703
2025-01-26 11:46:30 C 13 58 38.417 -00 38 33.61 V 703
2025-01-26 11:49:27 C 13 58 38.759 -00 38 36.10 V 703
2025-01-26 11:52:23 C 13 58 38.993 -00 38 38.00 V 703
2025-01-28 08:30:04 C 14 03 21.305 -01 08 21.23 V W68
2025-01-28 08:55:58 C 14 03 23.950 -01 08 39.01 V W68
2025-01-28 08:59:52 C 14 03 24.341 -01 08 41.50 V W68
2025-02-01 08:02:51 C 14 13 27.547 -02 13 17.76 V W68
2025-02-01 08:07:26 C 14 13 28.020 -02 13 20.71 V W68
2025-02-01 08:15:18 C 14 13 28.848 -02 13 25.43 V W68
2025-02-01 08:26:24 C 14 13 30.007 -02 13 33.31 V W68
2025-02-01 09:06:37 C 14 13 34.166 -02 14 01.75 V W68
2025-02-03 01:17:09 C 14 17 50.186 -02 41 42.50 V M22
2025-02-03 01:21:42 C 14 17 50.664 -02 41 45.38 V M22
2025-02-03 01:54:56 C 14 17 54.110 -02 42 08.57 V M22
2025-02-03 02:05:24 C 14 17 55.229 -02 42 15.91 V M22
2025-02-05 11:19:15 C 14 24 00.497 -03 22 21.83 V 703
2025-02-05 11:22:31 C 14 24 00.817 -03 22 24.24 V 703
2025-02-05 11:25:46 C 14 24 01.199 -03 22 26.65 V 703
2025-02-05 11:29:02 C 14 24 01.508 -03 22 28.96 V 703
2025-02-06 12:20:11 C 14 26 40.412 -03 39 58.75 V G96
2025-02-06 12:27:37 C 14 26 41.183 -03 40 04.12 V G96
2025-02-06 12:35:02 C 14 26 41.957 -03 40 09.30 V G96