217430 (2005 SN25)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2705337050 ± 1.55e-08
Semi-major axis (a)1.2300998486 AU ± 4.71e-10
Inclination (i)13.01076377° ± 2.52e-06
Long. of Asc. Node (Ω)168.26039944° ± 7.06e-06
Arg. of Perihelion (ω)45.22145757° ± 8.92e-06
Mean Anomaly (M)50.14000615° ± 4.88e-06
Mean Motion (n)0.7224399079°/day ± 4.15e-10
Perihelion dist (q)0.89731638 AU ± 1.91e-08
Aphelion dist (Q)1.56288332 AU ± 1.91e-08
Orbital Period1.36430210 yr ± 7.83e-10
Physical Parameters
H (abs. magnitude)19.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.275″
Uncertainty0
Orbit TypeApollo
MOID0.027494 AU
Observations Used449
Oppositions6
Arc Total2001-2024
First Observation Used2001-10-26
Last Observation Used2024-10-06
Observations (487)
Date Type RA Dec Mag Band Observatory
2009-08-15 22:58:33 C 21 01 40.52 +12 31 53.4 r J51
2009-08-16 00:31:55 C 21 01 36.03 +12 27 30.1 r J53
2009-08-16 00:35:15 C 21 01 35.90 +12 27 20.9 r J53
2009-08-16 00:38:38 C 21 01 35.75 +12 27 11.9 r J53
2009-08-17 05:44:51 C 21 00 36.39 +11 07 33.2 r 703
2009-08-17 05:53:27 C 21 00 36.07 +11 07 09.4 r 703
2009-08-17 06:02:13 C 21 00 35.67 +11 06 45.6 r 703
2009-08-17 06:19:40 C 21 00 34.92 +11 05 58.4 r 703
2009-08-19 23:13:10 C 20 58 35.82 +08 12 32.8 o A32
2009-08-19 23:19:05 C 20 58 35.64 +08 12 17.6 o A32
2009-08-19 23:25:00 C 20 58 35.45 +08 12 02.4 o A32
2009-08-24 22:23:51 C 20 55 56.09 +03 15 00.4 o A32
2009-08-24 22:24:55 C 20 55 56.06 +03 14 57.6 o A32
2009-08-24 22:42:08 C 20 55 55.69 +03 14 17.3 o A32
2009-08-24 22:45:21 C 20 55 55.59 +03 14 09.5 o A32
2009-08-24 22:51:48 C 20 55 55.48 +03 13 54.4 o A32
2009-08-25 20:56:30 C 20 55 34.80 +02 22 16.2 c 561
2009-08-25 21:02:30 C 20 55 34.72 +02 22 01.1 c 561
2009-08-25 21:08:40 C 20 55 34.61 +02 21 43.0 c 561
2009-08-28 03:20:15 C 20 54 55.29 +00 20 04.2 r 703
2009-08-28 03:34:20 C 20 54 55.08 +00 19 32.5 r 703
2009-08-28 03:41:11 C 20 54 54.93 +00 19 19.5 r 703
2009-09-22 03:40:59 C 21 03 36.07 -14 23 25.8 r G96
2009-09-22 03:53:00 C 21 03 36.43 -14 23 36.1 r G96
2009-09-22 04:05:13 C 21 03 36.82 -14 23 46.5 r G96
2009-09-22 04:17:24 C 21 03 37.22 -14 23 57.0 r G96
2012-11-15 08:31:42 C 04 08 23.87 -11 47 31.7 u 807
2012-11-15 08:41:18 C 04 08 23.07 -11 47 38.5 u 807
2012-11-17 06:22:26 C 04 04 45.65 -12 18 55.8 u 807
2012-11-17 06:28:12 C 04 04 45.16 -12 18 59.6 u 807
2012-11-17 06:33:58 C 04 04 44.68 -12 19 03.4 u 807
2012-11-17 06:39:44 C 04 04 44.20 -12 19 07.2 u 807
2012-11-17 06:45:30 C 04 04 43.72 -12 19 10.9 u 807
2012-11-23 08:06:52 C 03 52 44.58 -13 42 18.8 r 703
2012-11-23 08:18:43 C 03 52 43.60 -13 42 24.1 r 703
2012-11-23 08:30:41 C 03 52 42.56 -13 42 28.8 r 703
2012-11-23 08:42:40 C 03 52 41.44 -13 42 36.1 r 703
2013-05-03 06:13:39 C 07 02 30.700 +24 17 02.81 L F51
2013-05-03 06:20:45 C 07 02 31.831 +24 17 07.08 L F51
2013-05-03 06:27:51 C 07 02 32.936 +24 17 10.63 L F51
2016-09-25 12:29:37 C 02 56 52.815 +00 34 11.19 L F51
2016-09-25 12:47:51 C 02 56 52.216 +00 33 52.95 L F51
2016-09-25 13:06:04 C 02 56 51.612 +00 33 34.68 L F51
2016-10-01 09:13:11 C 02 51 46.21 -01 51 03.9 o 691
2016-10-01 09:19:46 C 02 51 45.91 -01 51 11.0 o 691
2016-10-01 09:26:21 C 02 51 45.59 -01 51 18.1 o 691
2016-10-05 05:42:44 C 02 47 20.37 -03 29 49.5 V G45
2016-10-05 06:45:43 C 02 47 16.89 -03 30 58.0 V G45
2016-10-05 06:50:02 C 02 47 16.78 -03 31 01.8 V G45
2016-10-05 07:50:51 C 02 47 13.28 -03 32 07.5 V G45