IAA RAS IAA Minor Planet Database

85709 (1998 SG36)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3375618182 ± 4.35e-09
Semi-major axis (a)1.6460722389 AU ± 2.72e-10
Inclination (i)24.83154110° ± 7.38e-07
Long. of Asc. Node (Ω)186.54616085° ± 9.66e-07
Arg. of Perihelion (ω)29.82923407° ± 1.48e-06
Mean Anomaly (M)88.67503961° ± 7.06e-07
Mean Motion (n)0.4667012244°/day ± 1.16e-10
Perihelion dist (q)1.09042110 AU ± 7.16e-09
Aphelion dist (Q)2.20172338 AU ± 7.17e-09
Orbital Period2.11189993 yr ± 5.23e-10
Physical Parameters
H (abs. magnitude)15.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.142″
Uncertainty0
Orbit TypeAmor
MOID0.123314 AU
Observations Used5281
Gaia Obs Used81
Oppositions10
Arc Total1998-2025
First Observation Used1998-09-18
Last Observation Used2025-11-02
Observations (5825)
Date Type RA Dec Mag Band Observatory
2019-08-26 10:33:22 C 00 41 35.58 +15 12 31.0 – V T08
2019-08-26 10:52:50 C 00 41 35.01 +15 12 19.1 – V T08
2019-08-26 10:56:54 C 00 41 34.87 +15 12 16.0 – V T08
2019-08-27 00:19:39 C 00 41 11.46 +15 03 28.2 – q 160
2019-08-27 00:22:39 C 00 41 11.34 +15 03 26.1 – q 160
2019-08-27 00:25:40 C 00 41 11.22 +15 03 24.2 – q 160
2019-08-28 10:10:04 C 00 40 09.62 +14 40 44.4 – V T05
2019-08-28 10:14:44 C 00 40 09.46 +14 40 41.4 – V T05
2019-08-28 10:43:55 C 00 40 08.46 +14 40 21.0 – V T05
2019-08-28 10:56:41 C 00 40 08.05 +14 40 12.8 – V T05
2019-08-30 00:46:04 C 00 38 53.47 +14 13 36.4 – q 160
2019-08-30 00:49:06 C 00 38 53.39 +14 13 34.3 – q 160
2019-08-30 00:52:07 C 00 38 53.27 +14 13 32.2 – q 160
2019-08-30 09:06:58 C 00 38 36.32 +14 07 37.3 – V 703
2019-08-30 09:14:29 C 00 38 36.09 +14 07 31.0 – V 703
2019-08-30 09:22:00 C 00 38 35.80 +14 07 25.7 – V 703
2019-08-30 09:29:32 C 00 38 35.49 +14 07 20.0 – V 703
2019-08-31 00:00:12 C 00 38 05.32 +13 56 44.0 – q 160
2019-08-31 00:03:14 C 00 38 05.20 +13 56 42.0 – q 160
2019-08-31 00:06:14 C 00 38 05.07 +13 56 39.9 – q 160
2019-09-01 10:34:26 C 00 36 50.21 +13 30 54.7 – V T05
2019-09-01 10:46:45 C 00 36 49.74 +13 30 45.1 – V T05
2019-09-01 10:55:54 C 00 36 49.39 +13 30 37.9 – V T05
2019-09-01 11:12:00 C 00 36 48.75 +13 30 25.8 – V T05
2019-09-03 11:09:58 C 00 34 57.35 +12 52 59.2 – V G96
2019-09-03 11:20:25 C 00 34 56.98 +12 52 51.1 – V G96
2019-09-03 11:30:51 C 00 34 56.54 +12 52 42.8 – V G96
2019-09-03 11:41:17 C 00 34 56.11 +12 52 34.5 – V G96
2019-09-05 01:13:59 C 00 33 24.56 +12 22 05.8 – q 160
2019-09-05 01:17:03 C 00 33 24.42 +12 22 03.4 – q 160
2019-09-05 01:20:03 C 00 33 24.26 +12 22 01.1 – q 160
2019-09-05 14:16:18 C 00 32 51.47 +12 11 19.7 – V T05
2019-09-05 14:21:03 C 00 32 51.24 +12 11 15.9 – V T05
2019-09-05 14:29:50 C 00 32 50.85 +12 11 08.5 – V T05
2019-09-05 14:44:26 C 00 32 50.22 +12 10 56.1 – V T05
2019-09-07 10:13:47 C 00 30 57.88 +11 34 03.6 – V T08
2019-09-07 10:18:31 C 00 30 57.65 +11 33 59.4 – V T08
2019-09-07 10:30:23 C 00 30 57.13 +11 33 49.4 – V T08
2019-09-07 10:46:34 C 00 30 56.39 +11 33 35.0 – V T08
2019-09-10 08:50:37 C 00 27 44.75 +10 31 38.9 – V T08
2019-09-10 09:01:56 C 00 27 44.22 +10 31 28.9 – V T08
2019-09-10 09:06:51 C 00 27 43.98 +10 31 24.5 – V T08
2019-09-10 09:26:51 C 00 27 42.98 +10 31 06.2 – V T08
2019-09-12 05:23:17 C 00 25 37.20 +09 50 48.4 – u H21
2019-09-12 05:26:11 C 00 25 37.04 +09 50 45.9 – u H21
2019-09-12 05:28:42 C 00 25 36.91 +09 50 43.5 – u H21
2019-09-12 05:31:14 C 00 25 36.80 +09 50 41.2 – u H21
2019-09-12 05:33:45 C 00 25 36.68 +09 50 39.0 – u H21
2019-09-12 05:36:16 C 00 25 36.55 +09 50 36.6 – u H21
2019-09-12 05:38:47 C 00 25 36.43 +09 50 34.5 – u H21