2017 SP12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6218655912 ± 2.99e-08
Semi-major axis (a)1.8042826782 AU ± 1.22e-08
Inclination (i)11.55704125° ± 9.47e-06
Long. of Asc. Node (Ω)49.10092359° ± 4.13e-05
Arg. of Perihelion (ω)224.02052799° ± 4.17e-05
Mean Anomaly (M)156.30954029° ± 9.87e-06
Mean Motion (n)0.4066824269°/day ± 4.11e-09
Perihelion dist (q)0.68226136 AU ± 5.41e-08
Aphelion dist (Q)2.92630399 AU ± 5.74e-08
Orbital Period2.42357726 yr ± 2.45e-08
Physical Parameters
H (abs. magnitude)20.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.323″
Uncertainty0
Orbit TypeApollo
MOID0.111492 AU
Observations Used106
Oppositions3
Arc Total2017-2022
First Observation Used2017-09-23
Last Observation Used2022-04-15
Observations (114)
Date Type RA Dec Mag Band Observatory
2022-04-04 05:29:28 C 09 28 54.599 +54 20 34.80 V 703
2022-04-04 05:57:53 C 09 28 43.295 +54 20 55.82 V I52
2022-04-04 05:59:28 C 09 28 42.658 +54 20 56.47 V I52
2022-04-04 06:05:36 C 09 28 40.148 +54 21 01.26 V I52
2022-04-04 06:10:18 C 09 28 38.312 +54 21 03.96 V I52
2022-04-07 03:50:44 C 08 59 55.990 +55 01 06.28 V G96
2022-04-07 03:58:57 C 08 59 52.181 +55 01 09.37 V G96
2022-04-07 04:07:10 C 08 59 48.592 +55 01 12.43 V G96
2022-04-07 04:15:23 C 08 59 44.815 +55 01 15.49 V G96
2022-04-14 04:53:53 C 07 38 53.750 +54 25 39.50 V I52
2022-04-14 04:55:12 C 07 38 53.050 +54 25 38.10 V I52
2022-04-15 05:46:20 C 07 26 02.047 +54 00 16.60 V I52
2022-04-15 05:47:47 C 07 26 01.212 +54 00 14.51 V I52
2022-04-15 05:49:14 C 07 26 00.467 +54 00 12.85 V I52