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
2025-01-16 09:53:01 C 12 57 57.618 +03 39 45.68 V 703
2025-01-16 09:56:20 C 12 57 59.029 +03 39 38.16 V 703
2025-01-23 12:21:47 C 14 18 43.139 -03 11 47.18 V 703
2025-01-23 12:25:09 C 14 18 44.867 -03 11 56.08 V 703
2025-01-23 12:28:31 C 14 18 46.552 -03 12 04.28 V 703
2025-01-23 12:31:52 C 14 18 48.186 -03 12 13.72 V 703
2025-01-26 02:18:42 C 14 50 21.854 -05 47 41.96 V M22
2025-01-26 02:24:34 C 14 50 24.787 -05 47 56.11 V M22
2025-01-26 02:30:33 C 14 50 27.790 -05 48 10.87 V M22
2025-01-26 02:41:04 C 14 50 33.173 -05 48 36.72 V M22
2025-01-26 12:57:16 C 14 55 47.662 -06 14 30.95 V 703
2025-01-26 13:06:16 C 14 55 52.248 -06 14 51.40 V 703
2025-07-20 13:27:32 C 23 19 36.152 -09 18 16.16 X F52
2025-07-20 13:42:20 C 23 19 35.516 -09 18 21.13 X F52
2025-07-20 13:57:07 C 23 19 34.877 -09 18 26.44 X F52
2025-07-25 12:58:46 C 23 14 13.411 -10 01 41.30 X F51
2025-07-25 13:14:57 C 23 14 12.554 -10 01 46.95 X F51
2025-07-25 13:31:05 C 23 14 11.754 -10 01 53.23 X F51
2025-07-25 13:47:14 C 23 14 10.951 -10 01 59.12 X F51
2025-08-19 10:28:31 C 22 38 18.501 -14 00 55.10 X F51
2025-08-19 10:44:43 C 22 38 17.415 -14 01 01.20 X F51
2025-08-19 11:17:05 C 22 38 15.255 -14 01 13.00 X F51
2025-08-28 10:00:22 C 22 24 44.254 -15 14 16.45 X F51
2025-08-28 10:17:18 C 22 24 43.214 -15 14 21.21 X F51
2025-08-28 10:34:15 C 22 24 42.160 -15 14 26.61 X F51
2025-08-28 10:51:10 C 22 24 41.122 -15 14 31.84 X F51