2019 SF4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5451060000
Semi-major axis (a)2.2018714000 AU
Inclination (i)1.47943000°
Long. of Asc. Node (Ω)16.97434000°
Arg. of Perihelion (ω)317.61639000°
Mean Anomaly (M)325.61296000°
Mean Motion (n)0.3016589100°/day
Perihelion dist (q)1.00161810 AU
Aphelion dist (Q)3.40212470 AU
Orbital Period3.26729180 yr
Physical Parameters
H (abs. magnitude)25.71
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.800″
Uncertainty7
Orbit TypeAmor
MOID0.012930 AU
Observations Used27
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-10-08
Observations (31)
Date Type RA Dec Mag Band Observatory
2019-09-20 09:18:31 C 01 34 50.76 -09 46 54.3 V 703
2019-09-20 09:34:06 C 01 34 57.48 -09 43 38.6 V 703
2019-09-25 12:28:54 C 02 09 05.280 +05 14 42.93 U F51
2019-09-25 12:47:12 C 02 09 07.092 +05 15 57.07 U F51
2019-09-25 13:05:28 C 02 09 08.911 +05 17 10.83 U F51
2019-09-25 13:23:50 C 02 09 10.742 +05 18 24.70 U F51
2019-09-26 00:54:36 C 02 10 49.89 +06 01 50.3 V L01
2019-09-26 00:58:58 C 02 10 50.32 +06 02 06.5 V L01
2019-09-26 01:02:04 C 02 10 50.65 +06 02 18.2 V L01
2019-09-26 12:50:11 C 02 12 18.695 +06 45 08.16 U F51
2019-09-26 13:09:04 C 02 12 20.152 +06 46 11.82 U F51
2019-09-26 13:27:54 C 02 12 21.619 +06 47 15.17 U F51
2019-09-26 13:46:37 C 02 12 23.087 +06 48 17.76 U F51
2019-09-27 02:19:36 C 02 13 49.87 +07 27 49.1 V L01
2019-09-27 02:21:52 C 02 13 50.05 +07 27 56.3 V L01
2019-09-27 02:27:03 C 02 13 50.46 +07 28 11.4 V L01
2019-09-30 07:48:27 C 02 20 13.27 +10 36 23.2 V G96
2019-09-30 07:56:35 C 02 20 13.53 +10 36 39.6 V G96
2019-09-30 08:04:43 C 02 20 13.76 +10 36 54.9 V G96
2019-09-30 08:12:52 C 02 20 14.01 +10 37 10.7 V G96
2019-10-03 06:39:04 C 02 23 28.51 +12 27 31.4 u H21
2019-10-03 07:05:24 C 02 23 28.82 +12 28 05.4 u H21
2019-10-03 07:15:38 C 02 23 28.93 +12 28 18.6 u H21
2019-10-05 07:51:09 C 02 24 50.63 +13 24 01.6 u H21
2019-10-05 08:38:33 C 02 24 50.74 +13 24 48.6 u H21
2019-10-08 08:25:07 C 02 26 00.02 +14 26 31.0 u H21
2019-10-08 08:33:32 C 02 25 59.97 +14 26 37.2 u H21
2019-10-25 06:32:49 C 02 23 44.76 +16 42 56.7 V G96
2019-10-25 06:39:34 C 02 23 44.55 +16 42 54.0 V G96
2019-10-25 06:46:19 C 02 23 44.29 +16 42 51.1 V G96
2019-10-25 06:53:04 C 02 23 44.04 +16 42 48.7 V G96