172678 (2003 YM137)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7028036685 ± 1.62e-08
Semi-major axis (a)2.5581847864 AU ± 3.52e-09
Inclination (i)2.82425543° ± 3.24e-06
Long. of Asc. Node (Ω)73.97533787° ± 7.79e-05
Arg. of Perihelion (ω)131.02647703° ± 7.71e-05
Mean Anomaly (M)62.36269879° ± 1.04e-06
Mean Motion (n)0.2408875799°/day ± 4.97e-10
Perihelion dist (q)0.76028313 AU ± 4.14e-08
Aphelion dist (Q)4.35608644 AU ± 4.19e-08
Orbital Period4.09164426 yr ± 8.44e-09
Physical Parameters
H (abs. magnitude)18.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.317″
Uncertainty0
Orbit TypeApollo
MOID0.015643 AU
Observations Used442
Oppositions17
Arc Total2003-2025
First Observation Used2003-12-21
Last Observation Used2025-08-28
Observations (476)
Date Type RA Dec Mag Band Observatory
2004-02-08 04:53:05 C 06 41 27.20 +36 28 19.1 r 750
2004-02-08 10:58:53 C 06 39 59.30 +36 37 30.4 o 379
2004-02-08 11:24:44 C 06 39 52.50 +36 38 10.3 o 379
2004-02-08 11:26:52 C 06 39 51.94 +36 38 13.0 o 379
2004-02-08 11:31:11 C 06 39 50.87 +36 38 20.1 o 379
2004-02-08 19:55:03 C 06 37 44.01 +36 50 45.7 c A30
2004-02-08 20:05:23 C 06 37 41.49 +36 51 05.5 c A30
2004-02-08 20:10:37 C 06 37 39.91 +36 51 11.4 c A30
2004-02-08 21:07:14 C 06 37 25.35 +36 52 30.1 c 951
2004-02-08 21:45:16 C 06 37 15.27 +36 53 27.3 c 951
2004-02-09 17:50:00 C 06 31 59.92 +37 24 00.9 r 185
2004-02-09 17:55:40 C 06 31 58.32 +37 24 10.0 r 185
2004-02-09 17:57:58 C 06 31 57.68 +37 24 13.8 r 185
2004-02-09 18:02:21 C 06 31 56.44 +37 24 20.9 r 185
2004-02-09 18:05:10 C 06 31 55.66 +37 24 25.5 r 185
2004-02-09 18:22:26 C 06 31 50.76 +37 24 53.0 r 151
2004-02-09 18:24:35 C 06 31 50.16 +37 24 56.3 r 151
2004-02-09 18:25:33 C 06 31 49.89 +37 24 57.9 r 151
2004-02-09 18:26:13 C 06 31 49.69 +37 24 58.9 r 151
2004-02-09 19:28:24 C 06 31 32.15 +37 26 38.5 c 204
2004-02-09 19:30:35 C 06 31 31.54 +37 26 42.0 c 204
2004-02-09 19:32:46 C 06 31 30.92 +37 26 45.4 c 204
2004-02-09 19:34:58 C 06 31 30.33 +37 26 48.7 c 204
2004-02-10 08:55:13 C 06 27 43.55 +37 47 17.1 r 649
2004-02-10 08:57:31 C 06 27 42.88 +37 47 20.4 r 649
2004-02-10 08:59:49 C 06 27 42.24 +37 47 23.8 r 649
2004-02-10 11:23:47 C 06 27 04.97 +37 51 33.7 o 379
2004-02-10 11:30:06 C 06 27 03.05 +37 51 43.4 o 379
2004-02-10 11:39:33 C 06 27 00.21 +37 51 58.3 o 379
2004-02-10 20:32:15 C 06 24 25.71 +38 05 51.0 r 176
2004-02-10 20:39:35 C 06 24 23.44 +38 06 02.5 r 176
2004-02-10 20:41:26 C 06 24 22.87 +38 06 05.4 r 176
2004-02-10 20:43:04 C 06 24 22.36 +38 06 08.0 r 176
2004-02-10 20:44:06 C 06 24 22.04 +38 06 09.6 r 176
2004-02-10 22:16:04 C 06 23 53.15 +38 08 12.0 o 084
2004-02-11 02:48:13 C 06 22 33.60 +38 15 43.5 m H67
2004-02-11 02:55:25 C 06 22 31.31 +38 15 54.5 m H67
2004-02-11 03:02:35 C 06 22 29.07 +38 16 06.0 m H67
2004-02-11 05:43:15 C 06 21 39.45 +38 20 26.7 17.4 c 704
2004-02-11 06:00:26 C 06 21 34.09 +38 20 52.9 17.2 c 704
2004-02-11 06:17:34 C 06 21 28.67 +38 21 19.1 17.2 c 704
2004-02-11 06:35:45 C 06 21 22.81 +38 21 47.1 17.2 c 704
2004-02-11 11:33:57 C 06 19 54.13 +38 29 47.1 o 379
2004-02-11 11:46:33 C 06 19 49.99 +38 30 07.2 o 379
2004-02-11 17:24:31 C 06 18 07.05 +38 38 52.5 d 104
2004-02-11 17:28:41 C 06 18 05.70 +38 38 59.9 d 104
2004-02-11 17:31:38 C 06 18 04.71 +38 39 05.0 d 104
2004-02-11 22:05:56 C 06 16 34.45 +38 46 26.3 r 203
2004-02-11 22:54:08 C 06 16 18.51 +38 47 41.0 r 203
2004-02-12 01:42:14 C 06 15 27.25 +38 52 34.5 17.0 d H72