2017 ST19

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3666081000 ± 2.00e+00
Semi-major axis (a)1.6731073000 AU ± 3.00e+00
Inclination (i)1.73137000° ± 4.00e+00
Long. of Asc. Node (Ω)158.54865000° ± 5.00e+00
Arg. of Perihelion (ω)288.23698000° ± 6.00e+00
Mean Anomaly (M)231.76615000°
Mean Motion (n)0.4554265700°/day ± 1.22e+00
Perihelion dist (q)1.05973260 AU ± 3.85e+00
Aphelion dist (Q)2.28648200 AU ± 5.29e+00
Orbital Period2.16414170 yr ± 5.82e+00
Physical Parameters
H (abs. magnitude)22.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.120″
Uncertainty7
Orbit TypeAmor
MOID0.080638 AU
Observations Used19
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-09-30
Observations (19)
Date Type RA Dec Mag Band Observatory
2017-09-25 10:30:35 C 00 09 19.504 -01 38 07.95 L F51
2017-09-25 10:48:50 C 00 09 18.525 -01 38 17.63 L F51
2017-09-25 11:07:03 C 00 09 17.537 -01 38 27.09 L F51
2017-09-26 09:21:52 C 00 08 13.128 -01 50 20.35 L F51
2017-09-26 09:38:51 C 00 08 12.189 -01 50 29.39 L F51
2017-09-26 09:55:51 C 00 08 11.249 -01 50 38.62 L F51
2017-09-28 05:05:49 C 00 06 01.34 -02 14 19.3 u H21
2017-09-28 05:14:45 C 00 06 00.84 -02 14 24.4 u H21
2017-09-29 05:23:09 C 00 04 46.24 -02 27 50.1 u H21
2017-09-29 05:49:29 C 00 04 44.75 -02 28 04.8 u H21
2017-09-29 11:11:17 C 00 04 27.688 -02 30 59.00 L F51
2017-09-29 11:44:15 C 00 04 25.782 -02 31 17.38 L F51
2017-09-29 12:00:42 C 00 04 24.833 -02 31 26.62 L F51
2017-09-30 05:18:55 C 00 03 31.22 -02 41 18.1 u H21
2017-09-30 05:39:34 C 00 03 30.03 -02 41 30.1 u H21
2017-09-30 06:03:07 C 00 03 28.67 -02 41 43.3 u H21
2017-09-30 08:05:50 C 00 03 22.02 -02 42 50.5 o 695
2017-09-30 08:09:29 C 00 03 21.81 -02 42 52.6 o 695
2017-09-30 08:13:09 C 00 03 21.60 -02 42 54.7 o 695