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
2004-02-20 00:50:07 C 04 48 39.94 +43 43 52.1 16.1 d H72
2004-02-20 01:25:39 C 04 48 16.85 +43 44 29.8 d H72
2004-02-20 01:26:18 C 04 48 16.49 +43 44 31.4 16.2 d H72
2004-02-20 01:26:56 C 04 48 16.09 +43 44 31.8 17.1 d H72
2004-02-20 01:27:35 C 04 48 15.64 +43 44 31.9 16.6 d H72
2004-02-20 01:28:31 C 04 48 15.08 +43 44 33.4 15.3 d H72
2004-02-20 01:29:09 C 04 48 14.60 +43 44 34.9 16.4 d H72
2004-02-20 01:29:47 C 04 48 14.34 +43 44 34.8 16.6 d H72
2004-02-20 01:30:27 C 04 48 13.84 +43 44 35.6 15.7 d H72
2004-02-20 01:50:59 C 04 48 00.67 +43 44 55.5 15.8 d H72
2004-02-20 01:52:54 C 04 47 59.21 +43 44 58.9 16.2 d H72
2004-02-20 18:09:38 C 04 37 34.41 +44 01 25.3 c 127
2004-02-20 18:16:37 C 04 37 29.71 +44 01 32.0 c 127
2004-02-20 18:22:45 C 04 37 25.55 +44 01 37.4 c 127
2004-02-20 18:27:17 C 04 37 22.45 +44 01 42.0 c 127
2004-02-20 18:42:48 C 04 37 11.33 +44 01 57.8 c 046
2004-02-20 18:44:17 C 04 37 10.31 +44 01 58.7 c 046
2004-02-20 18:46:09 C 04 37 09.05 +44 02 00.6 c 046
2004-02-20 18:46:45 C 04 37 08.66 +44 02 01.4 c 046
2004-02-20 18:47:20 C 04 37 08.21 +44 02 02.0 c 046
2004-02-20 18:47:55 C 04 37 07.82 +44 02 03.1 c 046
2004-02-21 09:35:45 C 04 27 07.24 +44 14 58.9 m 379
2004-02-21 09:39:02 C 04 27 04.80 +44 15 01.9 m 379
2004-02-21 09:40:40 C 04 27 03.70 +44 15 03.4 m 379
2004-02-21 20:40:05 C 04 19 15.24 +44 21 44.7 o 084
2004-02-21 23:58:20 C 04 16 54.43 +44 24 19.5 c 785
2004-02-22 00:01:30 C 04 16 51.93 +44 24 21.4 c 785
2004-02-22 00:11:41 C 04 16 44.20 +44 24 26.4 c 785
2004-02-22 01:44:24 C 04 15 36.15 +44 25 21.5 c H41
2004-02-22 01:51:14 C 04 15 31.10 +44 25 25.3 c H41
2004-02-22 01:54:07 C 04 15 28.90 +44 25 26.1 c H41
2004-02-22 01:59:31 C 04 15 24.80 +44 25 29.1 c H41
2004-02-22 02:02:37 C 04 15 22.50 +44 25 30.4 c H41
2004-02-22 02:06:29 C 04 15 19.54 +44 25 32.3 c H41
2004-02-24 02:47:23 C 03 37 15.55 +44 29 02.8 c 670
2004-02-24 03:23:50 C 03 36 44.32 +44 28 43.3 c 670
2004-02-25 21:42:21 C 03 00 04.31 +43 45 36.5 r J95
2004-02-25 21:45:41 C 03 00 01.32 +43 45 31.0 r J95
2004-02-25 21:49:03 C 02 59 58.26 +43 45 24.9 r J95
2004-02-26 03:11:53 C 02 55 07.94 +43 36 36.4 r 750
2004-02-26 03:21:36 C 02 54 59.18 +43 36 17.4 r 750
2004-02-26 03:24:16 C 02 54 56.92 +43 36 12.7 r 750
2004-02-26 03:26:59 C 02 54 54.28 +43 36 07.0 r 750
2004-02-26 03:29:39 C 02 54 52.00 +43 36 02.1 r 750
2004-02-26 03:37:48 C 02 54 44.62 +43 35 46.9 r 750
2004-02-26 03:40:30 C 02 54 42.01 +43 35 40.9 r 750
2004-02-26 03:43:12 C 02 54 39.58 +43 35 35.7 r 750
2004-02-26 20:14:21 C 02 39 41.59 +43 02 05.7 c A32
2004-02-26 20:19:14 C 02 39 37.18 +43 01 54.1 c A32
2004-02-26 20:24:06 C 02 39 32.66 +43 01 42.7 c A32