IAA RAS IAA Minor Planet Database

136874 (1998 FH74)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8840247714 ± 6.07e-09
Semi-major axis (a)2.2024389688 AU ± 1.25e-09
Inclination (i)21.14127408° ± 2.00e-06
Long. of Asc. Node (Ω)197.53034543° ± 4.21e-06
Arg. of Perihelion (ω)193.41357117° ± 4.28e-06
Mean Anomaly (M)215.31585690° ± 1.86e-06
Mean Motion (n)0.3015479999°/day ± 2.57e-10
Perihelion dist (q)0.25542836 AU ± 1.34e-08
Aphelion dist (Q)4.14944957 AU ± 1.36e-08
Orbital Period3.26855520 yr ± 2.79e-09
Physical Parameters
H (abs. magnitude)15.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.228″
Uncertainty0
Orbit TypeApollo
MOID0.235590 AU
Observations Used1341
Gaia Obs Used24
Oppositions15
Arc Total1995-2017
First Observation Used1995-05-04
Last Observation Used2025-06-26
Observations (1477)
Date Type RA Dec Mag Band Observatory
2020-06-01 10:32:31 C 15 57 18.05 +14 47 35.6 – V T08
2020-06-01 20:55:00 C 15 55 58.37 +14 58 34.7 – V 104
2020-06-01 20:59:18 C 15 55 57.80 +14 58 39.2 – V 104
2020-06-01 21:03:36 C 15 55 57.23 +14 58 43.7 – V 104
2020-06-01 21:07:53 C 15 55 56.68 +14 58 48.1 – V 104
2020-06-01 22:00:59 C 15 55 49.73 +14 59 45.5 – q 160
2020-06-01 22:04:22 C 15 55 49.26 +14 59 49.4 – q 160
2020-06-01 22:07:18 C 15 55 48.88 +14 59 52.0 – q 160
2020-06-02 05:51:05 C 15 54 48.56 +15 08 04.7 – V V93
2020-06-02 06:53:16 C 15 54 40.37 +15 09 10.3 – V V93
2020-06-02 08:12:11 C 15 54 30.59 +15 10 37.3 – V T05
2020-06-02 08:16:11 C 15 54 30.07 +15 10 41.6 – V T05
2020-06-02 08:24:06 C 15 54 29.01 +15 10 49.9 – V T05
2020-06-02 08:33:58 C 15 54 27.70 +15 11 00.3 – V T05
2020-06-02 08:39:54 C 15 54 26.39 +15 11 03.6 – V 703
2020-06-02 08:46:19 C 15 54 25.59 +15 11 11.4 – V 703
2020-06-02 08:52:43 C 15 54 24.71 +15 11 17.6 – V 703
2020-06-02 08:59:09 C 15 54 23.85 +15 11 24.6 – V 703
2020-06-03 09:49:15 C 15 51 08.10 +15 37 35.4 – V T05
2020-06-03 09:53:53 C 15 51 07.48 +15 37 40.5 – V T05
2020-06-03 10:03:14 C 15 51 06.21 +15 37 50.1 – V T05
2020-06-03 10:21:44 C 15 51 03.71 +15 38 09.4 – V T05
2020-06-05 05:45:29 C 15 45 12.86 +16 22 57.0 – V U55
2020-06-05 06:01:17 C 15 45 10.64 +16 23 12.3 – V U55
2020-06-05 06:10:47 C 15 45 09.03 +16 23 23.6 – V V93
2020-06-05 06:17:37 C 15 45 08.35 +16 23 30.0 – V U55
2020-06-05 06:47:19 C 15 45 03.95 +16 24 00.6 – V V93
2020-06-05 07:18:59 C 15 44 59.53 +16 24 32.8 – V V93
2020-06-05 09:41:07 C 15 44 40.28 +16 27 01.9 – V T08
2020-06-05 10:29:53 C 15 44 33.45 +16 27 51.0 – V T08
2020-06-05 10:38:16 C 15 44 32.30 +16 27 59.8 – V T08
2020-06-06 03:03:58 C 15 42 16.78 +16 44 33.3 – V V94
2020-06-06 03:38:06 C 15 42 11.93 +16 45 08.2 – V V94
2020-06-06 04:05:38 C 15 42 08.06 +16 45 35.9 – V V94
2020-06-06 09:44:23 C 15 41 20.74 +16 51 19.6 – V T05
2020-06-06 09:49:01 C 15 41 20.08 +16 51 24.1 – V T05
2020-06-06 09:58:18 C 15 41 18.77 +16 51 33.2 – V T05
2020-06-06 10:16:34 C 15 41 16.17 +16 51 51.5 – V T05
2020-06-07 02:55:28 C 15 38 56.80 +17 08 22.2 – V V93
2020-06-07 04:13:52 C 15 38 45.55 +17 09 40.1 – V V93
2020-06-07 05:50:15 C 15 38 31.75 +17 11 15.1 – V V93
2020-06-07 08:54:19 C 15 38 06.00 +17 14 20.3 – V T05
2020-06-07 08:58:56 C 15 38 05.34 +17 14 24.8 – V T05
2020-06-07 09:07:29 C 15 38 04.08 +17 14 33.1 – V T05
2020-06-07 09:58:12 C 15 37 56.76 +17 15 23.0 – V T05
2020-06-08 03:35:55 C 15 35 27.01 +17 32 32.4 – V V93
2020-06-08 03:44:16 C 15 35 25.78 +17 32 40.8 – V V94
2020-06-08 04:11:35 C 15 35 21.83 +17 33 07.3 – V V94
2020-06-08 04:47:09 C 15 35 16.67 +17 33 41.8 – V V94
2020-06-08 04:56:57 C 15 35 15.23 +17 33 51.1 – V V93