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
2001-10-14 12:22:08 C 02 42 56.14 -06 49 08.0 c 644
2001-10-26 11:43:01 C 02 21 45.80 -11 17 06.1 r 608
2001-10-26 11:50:33 C 02 21 45.17 -11 17 12.4 r 608
2001-10-26 11:57:59 C 02 21 44.60 -11 17 18.1 r 608
2005-09-28 05:54:55 C 00 28 36.67 -08 53 35.1 o 644
2005-09-28 06:24:50 C 00 28 34.36 -08 54 10.1 o 644
2005-09-28 06:55:48 C 00 28 31.97 -08 54 47.1 o 644
2005-09-29 04:09:35 C 00 26 59.59 -09 19 35.5 r 734
2005-09-29 04:15:57 C 00 26 59.19 -09 19 42.9 r 734
2005-09-29 04:22:18 C 00 26 58.61 -09 19 50.2 r 734
2005-09-29 06:04:57 C 00 26 50.98 -09 21 47.2 c 854
2005-09-29 06:18:44 C 00 26 49.99 -09 22 03.2 c 854
2005-09-29 06:32:38 C 00 26 48.91 -09 22 18.6 c 854
2005-09-29 11:48:40 C 00 26 25.99 -09 28 01.1 o 474
2005-09-29 11:52:40 C 00 26 25.67 -09 28 05.6 o 474
2005-09-29 11:56:40 C 00 26 25.39 -09 28 10.2 o 474
2005-09-29 13:25:19 C 00 26 18.02 -09 30 09.6 o F65
2005-09-29 13:26:43 C 00 26 17.94 -09 30 11.2 o F65
2005-09-29 13:28:10 C 00 26 17.83 -09 30 13.2 o F65
2005-10-01 05:51:27 C 00 23 25.47 -10 15 30.0 r G96
2005-10-01 06:01:11 C 00 23 24.75 -10 15 40.6 r G96
2005-10-01 06:10:54 C 00 23 24.03 -10 15 51.3 r G96
2005-10-01 06:20:37 C 00 23 23.28 -10 16 01.9 r G96
2005-10-01 13:11:19 C 00 22 53.86 -10 23 08.1 o 474
2005-10-01 13:16:08 C 00 22 53.49 -10 23 13.5 o 474
2005-10-01 13:18:59 C 00 22 53.29 -10 23 16.3 o 474
2005-10-05 06:47:50 C 00 16 45.80 -11 55 16.2 r 703
2005-10-05 06:55:34 C 00 16 45.30 -11 55 24.8 r 703
2005-10-05 06:55:54 C 00 16 45.15 -11 55 25.2 r 448
2005-10-05 07:03:18 C 00 16 44.61 -11 55 32.5 r 703
2005-10-05 07:07:05 C 00 16 44.36 -11 55 36.4 r 448
2005-10-05 07:11:02 C 00 16 44.25 -11 55 39.9 r 703
2005-10-05 07:19:07 C 00 16 43.60 -11 55 47.6 r 703
2005-10-05 07:19:28 C 00 16 43.56 -11 55 48.2 r 448
2005-10-05 07:29:45 C 00 16 42.85 -11 55 57.4 r 703
2005-10-05 07:40:24 C 00 16 42.13 -11 56 08.0 r 703
2005-10-05 07:51:04 C 00 16 41.34 -11 56 18.9 r 703
2005-10-12 06:46:48 C 00 06 37.83 -14 16 07.9 r 448
2005-10-12 07:04:04 C 00 06 36.85 -14 16 20.2 r 448
2005-10-12 07:17:54 C 00 06 36.05 -14 16 29.9 r 448
2005-10-13 07:28:05 C 00 05 19.60 -14 33 17.5 r G96
2005-10-13 07:31:28 C 00 05 19.39 -14 33 19.9 r G96
2005-10-13 07:34:52 C 00 05 19.21 -14 33 21.9 r G96
2005-10-24 04:15:04 C 23 54 55.90 -16 42 16.8 d 291
2005-10-24 04:23:06 C 23 54 55.52 -16 42 18.2 d 291
2005-10-24 04:36:57 C 23 54 54.99 -16 42 21.4 d 291
2005-10-28 04:50:41 C 23 52 40.62 -17 07 58.9 d 291
2005-10-28 05:03:47 C 23 52 40.35 -17 08 00.8 d 291
2005-10-28 05:16:23 C 23 52 40.03 -17 08 04.4 d 291
2005-11-22 03:48:29 C 23 56 15.40 -16 38 34.7 d 291