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
2023-12-29 05:08:26 C 23 31 29.715 -04 32 55.37 X F52
2023-12-29 05:14:59 C 23 31 30.105 -04 32 51.85 X F52
2023-12-29 05:21:32 C 23 31 30.476 -04 32 48.26 X F52
2023-12-29 05:28:05 C 23 31 30.885 -04 32 44.75 X F52
2024-10-03 14:36:20 C 09 18 52.327 +23 38 42.55 X F52
2024-10-03 14:37:17 C 09 18 52.428 +23 38 42.09 X F52
2024-10-03 14:43:57 C 09 18 53.087 +23 38 39.92 X F52
2024-10-03 14:44:54 C 09 18 53.189 +23 38 39.60 X F52
2024-10-03 14:51:36 C 09 18 53.877 +23 38 37.32 X F52
2024-10-03 14:59:13 C 09 18 54.642 +23 38 34.57 X F52
2024-10-03 15:00:10 C 09 18 54.748 +23 38 34.14 X F52
2024-11-30 15:04:20 C 11 39 07.423 +13 03 20.83 X F52
2024-11-30 15:18:55 C 11 39 08.865 +13 03 12.98 X F52
2024-11-30 15:26:17 C 11 39 09.604 +13 03 09.05 X F52
2024-12-08 12:42:46 C 11 58 10.348 +11 18 48.89 V 703
2024-12-08 12:46:02 C 11 58 10.614 +11 18 46.76 V 703
2024-12-08 12:49:18 C 11 58 10.913 +11 18 43.45 V 703
2024-12-08 12:52:33 C 11 58 11.179 +11 18 41.26 V 703
2024-12-28 14:35:31 C 12 46 56.076 +06 39 04.54 V T05
2024-12-28 14:40:16 C 12 46 56.585 +06 39 02.45 V T05
2024-12-28 14:52:05 C 12 46 57.814 +06 38 54.71 V T05
2024-12-28 15:14:34 C 12 46 59.998 +06 38 40.81 V T05
2024-12-30 13:55:20 C 12 51 45.878 +06 10 34.25 V T08
2024-12-30 13:59:59 C 12 51 46.313 +06 10 32.20 V T08
2024-12-30 14:24:06 C 12 51 48.701 +06 10 17.69 V T08
2024-12-30 14:46:42 C 12 51 51.005 +06 10 03.14 V T08
2025-01-02 01:37:45 C 12 57 51.948 +05 34 29.78 V M22
2025-01-02 01:43:01 C 12 57 52.505 +05 34 26.04 V M22
2025-01-02 01:57:43 C 12 57 53.990 +05 34 17.22 V M22
2025-01-02 02:11:39 C 12 57 55.373 +05 34 08.80 V M22
2025-01-02 10:35:50 C 12 58 47.039 +05 28 52.93 V 703
2025-01-02 10:39:11 C 12 58 47.348 +05 28 51.13 V 703
2025-01-02 10:42:31 C 12 58 47.629 +05 28 49.98 V 703
2025-01-02 10:45:51 C 12 58 48.076 +05 28 46.99 V 703
2025-01-03 13:37:03 C 13 01 33.038 +05 12 25.56 V T08
2025-01-03 13:41:03 C 13 01 33.422 +05 12 23.33 V T08
2025-01-03 13:49:44 C 13 01 34.294 +05 12 17.53 V T08
2025-01-03 14:14:35 C 13 01 36.809 +05 12 02.70 V T08
2025-01-04 12:18:09 C 13 03 52.301 +04 58 30.58 V 703
2025-01-04 12:21:28 C 13 03 52.607 +04 58 28.85 V 703
2025-01-04 12:24:47 C 13 03 52.942 +04 58 26.08 V 703
2025-01-05 14:21:49 C 13 06 32.830 +04 42 30.78 V T05
2025-01-05 14:27:40 C 13 06 33.425 +04 42 27.58 V T05
2025-01-05 14:36:49 C 13 06 34.322 +04 42 21.17 V T05
2025-01-05 14:53:12 C 13 06 35.988 +04 42 10.98 V T05
2025-01-06 11:45:17 C 13 08 44.516 +04 29 17.92 V G96
2025-01-06 11:52:11 C 13 08 45.208 +04 29 13.70 V G96
2025-01-06 11:59:06 C 13 08 45.906 +04 29 09.42 V G96
2025-01-06 12:09:00 C 13 08 46.907 +04 29 03.37 V G96
2025-01-06 12:14:29 C 13 08 47.490 +04 29 01.46 V 703