2019 SY4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6058248000
Semi-major axis (a)2.6144840000 AU
Inclination (i)4.55596000°
Long. of Asc. Node (Ω)352.28085000°
Arg. of Perihelion (ω)354.65524000°
Mean Anomaly (M)166.15752000°
Mean Motion (n)0.2331444500°/day
Perihelion dist (q)1.03056480 AU
Aphelion dist (Q)4.19840320 AU
Orbital Period4.22745490 yr
Physical Parameters
H (abs. magnitude)24.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.480″
Uncertainty5
Orbit TypeAmor
MOID0.022815 AU
Observations Used42
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-10-19
Observations (42)
Date Type RA Dec Mag Band Observatory
2019-09-22 07:09:34 C 20 38 17.297 -11 42 02.65 V F51
2019-09-22 07:26:54 C 20 38 28.917 -11 39 42.96 V F51
2019-09-22 07:44:37 C 20 38 40.802 -11 37 19.97 V F51
2019-09-24 06:35:28 C 21 13 08.868 -04 58 40.98 V F51
2019-09-24 07:18:37 C 21 13 39.087 -04 52 19.28 V F51
2019-09-24 07:56:49 C 21 14 05.826 -04 46 40.96 V F51
2019-09-26 06:28:19 C 21 48 55.780 +02 07 23.14 V F51
2019-09-26 06:47:18 C 21 49 09.012 +02 10 10.13 V F51
2019-09-27 08:35:20 C 22 07 58.352 +05 52 08.80 U F51
2019-09-27 08:54:26 C 22 08 11.252 +05 54 48.19 U F51
2019-09-27 09:13:32 C 22 08 24.201 +05 57 27.95 U F51
2019-09-27 09:32:33 C 22 08 37.103 +06 00 06.48 U F51
2019-09-27 19:04:18 C 22 15 35.44 +07 17 28.1 V J95
2019-09-27 19:11:58 C 22 15 40.73 +07 18 30.8 V J95
2019-09-27 19:19:32 C 22 15 45.97 +07 19 33.6 V J95
2019-09-27 19:44:22 C 22 16 01.35 +07 23 25.2 V K96
2019-09-27 19:48:55 C 22 16 04.50 +07 24 03.0 V K96
2019-09-27 19:53:31 C 22 16 07.65 +07 24 39.9 V K96
2019-09-27 21:01:09 C 22 16 53.64 +07 33 36.3 V L01
2019-09-27 21:02:03 C 22 16 54.27 +07 33 43.3 V L01
2019-09-27 21:02:57 C 22 16 54.90 +07 33 51.1 V L01
2019-09-27 21:04:01 C 22 16 55.59 +07 33 59.7 V L01
2019-09-27 21:05:04 C 22 16 56.33 +07 34 08.3 V L01
2019-09-28 01:04:49 C 22 19 51.86 +08 06 29.4 u H21
2019-09-28 01:09:00 C 22 19 54.71 +08 07 03.2 u H21
2019-09-28 01:13:12 C 22 19 57.55 +08 07 37.0 u H21
2019-09-28 01:17:23 C 22 20 00.36 +08 08 10.8 u H21
2019-09-28 01:21:34 C 22 20 03.21 +08 08 44.4 u H21
2019-09-28 01:25:45 C 22 20 06.03 +08 09 18.1 u H21
2019-09-28 20:50:32 C 22 33 30.73 +10 39 34.5 V 204
2019-09-28 21:07:45 C 22 33 41.93 +10 41 43.7 V 204
2019-09-30 04:29:23 C 22 54 25.30 +14 22 25.2 V G96
2019-09-30 04:37:31 C 22 54 30.16 +14 23 18.6 V G96
2019-09-30 04:45:40 C 22 54 35.01 +14 24 11.7 V G96
2019-09-30 04:53:47 C 22 54 39.83 +14 25 04.7 V G96
2019-10-04 04:01:10 C 23 47 53.40 +22 33 32.4 V I52
2019-10-04 04:01:46 C 23 47 53.68 +22 33 35.2 V I52
2019-10-04 04:20:27 C 23 48 02.15 +22 34 50.2 V I52
2019-10-04 04:21:30 C 23 48 02.63 +22 34 53.9 V I52
2019-10-04 04:22:32 C 23 48 03.12 +22 34 57.5 V I52
2019-10-19 04:54:43 C 01 27 25.32 +31 28 32.5 V I52
2019-10-19 05:10:04 C 01 27 27.33 +31 28 36.8 V I52