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
2020-06-14 06:38:45 C 15 13 48.73 +19 45 02.7 – V G96
2020-06-14 06:46:17 C 15 13 47.59 +19 45 08.7 – V G96
2020-06-14 06:53:50 C 15 13 46.42 +19 45 14.9 – V G96
2020-06-15 01:50:01 C 15 10 55.22 +20 00 37.2 – q I15
2020-06-15 01:52:07 C 15 10 54.88 +20 00 39.0 – q I15
2020-06-15 01:56:19 C 15 10 54.26 +20 00 42.2 – q I15
2020-06-15 05:07:04 C 15 10 25.42 +20 03 16.8 – V U71
2020-06-15 05:12:09 C 15 10 24.62 +20 03 20.7 – V U71
2020-06-15 05:16:59 C 15 10 23.84 +20 03 24.5 – V U71
2020-06-15 09:59:47 C 15 09 40.583 +20 07 11.53 – U F52
2020-06-15 10:18:38 C 15 09 37.670 +20 07 26.32 – U F52
2020-06-15 10:37:25 C 15 09 34.778 +20 07 41.02 – U F52
2020-06-15 10:56:15 C 15 09 31.871 +20 07 55.74 – U F52
2020-06-17 03:13:39 C 15 03 24.84 +20 38 47.9 – V V94
2020-06-17 03:35:44 C 15 03 21.45 +20 39 04.5 – V V94
2020-06-17 04:01:56 C 15 03 17.36 +20 39 23.5 – V V94
2020-06-17 04:09:29 C 15 03 16.20 +20 39 30.1 – q H45
2020-06-17 04:11:06 C 15 03 15.94 +20 39 31.3 – q H45
2020-06-17 04:13:01 C 15 03 15.64 +20 39 32.7 – q H45
2020-06-17 04:14:24 C 15 03 15.42 +20 39 33.8 – q H45
2020-06-17 04:15:32 C 15 03 15.25 +20 39 34.6 – q H45
2020-06-17 04:16:48 C 15 03 15.05 +20 39 35.6 – q H45
2020-06-17 08:48:29 C 15 02 33.53 +20 42 59.4 – V T08
2020-06-17 08:53:08 C 15 02 32.80 +20 43 02.9 – V T08
2020-06-17 09:00:34 C 15 02 31.64 +20 43 08.2 – V T08
2020-06-17 09:15:18 C 15 02 29.34 +20 43 19.0 – V T08
2020-06-17 21:39:27 C 15 00 35.90 +20 52 16.1 – V 160
2020-06-17 21:42:22 C 15 00 35.45 +20 52 18.0 – V 160
2020-06-17 21:45:10 C 15 00 35.02 +20 52 19.8 – V 160
2020-06-18 20:30:41 C 14 57 06.34 +21 08 22.9 – q K73
2020-06-18 20:34:04 C 14 57 05.89 +21 08 26.8 – q K73
2020-06-18 20:37:27 C 14 57 05.39 +21 08 29.2 – q K73
2020-06-18 20:40:51 C 14 57 04.86 +21 08 31.1 – q K73
2020-06-19 22:20:28 C 14 53 09.23 +21 25 49.1 – V 104
2020-06-19 22:27:16 C 14 53 08.18 +21 25 53.2 – V 160
2020-06-19 22:30:15 C 14 53 07.70 +21 25 55.1 – V 160
2020-06-19 22:33:12 C 14 53 07.23 +21 25 56.9 – V 160
2020-06-19 22:34:30 C 14 53 07.18 +21 25 58.0 – V 104
2020-06-19 22:48:38 C 14 53 04.85 +21 26 08.2 – V 104
2020-06-21 07:40:38 C 14 48 03.75 +21 47 07.7 – V T08
2020-06-21 07:45:56 C 14 48 02.93 +21 47 11.1 – V T08
2020-06-21 07:58:04 C 14 48 01.03 +21 47 18.4 – V T08
2020-06-21 08:12:08 C 14 47 58.83 +21 47 27.1 – V T08
2020-06-21 22:08:38 C 14 45 51.05 +21 55 48.3 – q 160
2020-06-21 22:11:31 C 14 45 50.60 +21 55 50.1 – q 160
2020-06-21 22:14:25 C 14 45 50.15 +21 55 51.8 – q 160
2020-06-22 06:47:01 C 14 44 32.09 +22 00 53.7 – V U55
2020-06-22 06:57:22 C 14 44 30.48 +22 00 59.6 – V U55
2020-06-22 07:11:14 C 14 44 28.34 +22 01 07.7 – V U55
2020-06-22 21:27:15 C 14 42 18.11 +22 09 22.1 – q 160