2009 SW17

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5981753759 ± 3.40e-08
Semi-major axis (a)2.0131119649 AU ± 1.33e-08
Inclination (i)8.40124369° ± 9.67e-06
Long. of Asc. Node (Ω)42.42875735° ± 4.36e-05
Arg. of Perihelion (ω)42.20768577° ± 4.48e-05
Mean Anomaly (M)215.07908527° ± 2.03e-05
Mean Motion (n)0.3450725245°/day ± 3.42e-09
Perihelion dist (q)0.80891796 AU ± 6.87e-08
Aphelion dist (Q)3.21730597 AU ± 7.17e-08
Orbital Period2.85628734 yr ± 2.83e-08
Physical Parameters
H (abs. magnitude)19.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.240″
Uncertainty0
Orbit TypeApollo
MOID0.042336 AU
Observations Used68
Oppositions10
Arc Total2009-2024
First Observation Used2009-09-21
Last Observation Used2024-04-30
Observations (79)
Date Type RA Dec Mag Band Observatory
2009-10-08 10:16:48 C 04 02 08.86 -28 23 29.4 c 926
2009-10-08 10:18:12 C 04 02 09.84 -28 23 31.7 c 926
2009-10-08 10:19:36 C 04 02 10.85 -28 23 34.0 c 926
2009-10-08 16:23:19 C 04 06 47.74 -28 31 36.3 c D21
2009-10-08 16:24:35 C 04 06 48.70 -28 31 38.9 c D21
2009-10-08 16:25:53 C 04 06 49.61 -28 31 40.5 c D21
2009-10-11 09:11:09 C 05 07 33.37 -29 44 51.9 o H55
2009-10-11 09:13:09 C 05 07 35.57 -29 44 52.6 o H55
2009-10-11 09:15:09 C 05 07 37.77 -29 44 53.3 o H55
2009-10-11 09:17:09 C 05 07 39.98 -29 44 54.0 o H55
2009-10-11 12:02:12 C 05 10 45.34 -29 45 32.6 c 926
2009-10-11 12:03:35 C 05 10 46.89 -29 45 33.0 c 926
2009-10-11 12:04:58 C 05 10 48.42 -29 45 33.2 c 926
2009-10-13 20:33:26 C 06 24 29.14 -28 40 39.3 c D21
2009-10-13 20:34:45 C 06 24 30.93 -28 40 35.6 c D21
2009-10-13 20:36:04 C 06 24 32.81 -28 40 31.9 c D21
2009-10-14 20:34:11 C 06 59 38.18 -27 15 33.3 c D21
2009-10-14 20:35:27 C 06 59 39.99 -27 15 27.9 c D21
2009-10-14 20:36:47 C 06 59 41.90 -27 15 23.6 c D21
2010-04-14 07:14:51 C 13 45 20.85 -04 51 18.3 c 926
2010-04-14 07:23:17 C 13 45 20.19 -04 51 16.9 c 926
2010-04-15 07:42:10 C 13 43 25.48 -04 48 15.4 c 926
2010-04-15 07:50:34 C 13 43 24.80 -04 48 14.9 c 926
2010-04-15 07:59:00 C 13 43 24.11 -04 48 13.8 c 926
2013-03-19 11:57:57 C 15 42 58.71 -17 29 10.7 o 695
2013-03-19 12:01:24 C 15 42 58.66 -17 29 11.2 o 695
2013-03-19 12:04:52 C 15 42 58.53 -17 29 11.4 o 695
2024-04-30 03:19:21 C 06 59 46.58 +30 25 58.9 V 291
2024-04-30 03:44:28 C 06 59 52.79 +30 25 47.6 V 291