2015 TW178

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3196353424 ± 5.89e-08
Semi-major axis (a)1.7588373901 AU ± 1.96e-09
Inclination (i)9.50671471° ± 4.19e-06
Long. of Asc. Node (Ω)309.57559264° ± 3.25e-05
Arg. of Perihelion (ω)91.28263045° ± 4.88e-05
Mean Anomaly (M)107.44255773° ± 1.37e-05
Mean Motion (n)0.4225377700°/day ± 7.06e-10
Perihelion dist (q)1.19665090 AU ± 1.04e-07
Aphelion dist (Q)2.32102390 AU ± 1.04e-07
Orbital Period2.33259070 yr ± 3.90e-09
Physical Parameters
H (abs. magnitude)21.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.263″
Uncertainty0
Orbit TypeAmor
MOID0.271685 AU
Observations Used149
Oppositions4
Arc Total2008-2024
First Observation Used
Last Observation Used2023-01-15
Observations (192)
Date Type RA Dec Mag Band Observatory
2008-10-03 12:03:51 C 22 42 07.787 +31 33 06.06 V F51
2008-10-03 12:21:32 C 22 42 07.054 +31 33 18.12 V F51
2008-10-09 10:54:08 C 22 37 58.286 +33 07 39.63 V F51
2008-10-09 11:17:45 C 22 37 57.657 +33 07 52.47 V F51
2014-03-24 01:12:15 C 11 12 15.00 -09 36 24.4 W W84
2014-03-24 02:36:25 C 11 12 10.36 -09 36 00.0 W W84
2014-03-24 04:03:29 C 11 12 05.52 -09 35 34.4 W W84
2015-09-08 16:00:34 C 23 22 32.19 +22 22 22.1 q D29
2015-09-08 16:20:53 C 23 22 31.21 +22 22 49.0 q D29
2015-09-08 16:41:13 C 23 22 30.21 +22 23 16.5 q D29
2015-10-12 05:31:59 C 22 48 04.44 +35 58 44.8 R G45
2015-10-12 06:07:06 C 22 48 03.47 +35 59 05.2 R G45
2015-10-12 06:16:05 C 22 48 03.27 +35 59 09.9 R G45
2015-10-12 06:19:42 C 22 48 03.27 +35 59 12.9 q G96
2015-10-12 06:24:19 C 22 48 03.03 +35 59 14.3 R G45
2015-10-12 06:26:20 C 22 48 03.11 +35 59 16.6 q G96
2015-10-12 06:32:58 C 22 48 02.92 +35 59 20.3 q G96
2015-10-12 06:39:35 C 22 48 02.75 +35 59 23.9 q G96
2015-10-12 07:41:52 C 22 48 01.17 +35 59 57.6 q G96
2015-10-12 07:45:03 C 22 48 01.08 +35 59 59.7 q G96
2015-10-12 07:48:16 C 22 48 01.03 +36 00 01.4 q G96
2015-10-12 07:51:27 C 22 48 00.93 +36 00 03.0 q G96
2015-10-12 16:47:32 C 22 47 52.25 +36 05 07.6 q O75
2015-10-12 17:33:45 C 22 47 51.16 +36 05 32.5 q O75
2015-10-13 01:47:44 C 22 47 45.16 +36 10 19.9 u H21
2015-10-13 01:51:41 C 22 47 45.06 +36 10 22.1 u H21
2015-10-13 01:55:18 C 22 47 44.93 +36 10 24.5 u H21
2015-10-13 03:14:14 C 22 47 43.40 +36 11 09.0 q H36
2015-10-13 03:57:15 C 22 47 42.29 +36 11 32.8 q H36
2015-10-14 01:31:38 C 22 47 25.39 +36 23 25.0 u H21
2015-10-14 01:36:14 C 22 47 25.28 +36 23 27.1 u H21
2015-10-14 01:41:19 C 22 47 25.19 +36 23 30.0 u H21
2015-10-14 02:19:30 C 22 47 25.07 +36 23 52.5 t H01
2015-10-14 02:24:42 C 22 47 24.97 +36 23 55.5 t H01
2015-10-14 02:39:13 C 22 47 24.67 +36 24 03.7 t H01
2015-10-14 02:51:09 C 22 47 24.43 +36 24 10.6 t H01
2015-10-14 03:37:12 C 22 47 23.60 +36 24 36.8 u 926
2015-10-14 03:57:23 C 22 47 23.19 +36 24 48.5 u 926
2015-10-14 04:18:59 C 22 47 22.74 +36 25 00.2 u 926
2015-10-14 05:48:23 C 22 47 20.65 +36 25 45.9 R G45
2015-10-14 06:04:39 C 22 47 20.38 +36 25 53.8 R G45
2015-10-14 06:12:50 C 22 47 20.19 +36 25 57.9 R G45
2015-10-14 06:30:18 C 22 47 19.87 +36 26 07.1 R G45
2015-10-14 06:38:30 C 22 47 19.77 +36 26 10.1 R G45
2015-10-14 07:09:00 C 22 47 19.31 +36 26 27.0 u 926
2015-10-14 07:29:59 C 22 47 18.79 +36 26 37.9 u 926
2015-10-14 07:50:01 C 22 47 18.50 +36 26 47.9 u 926
2015-10-15 04:00:02 C 22 47 07.34 +36 37 20.3 u H21
2015-10-15 04:08:45 C 22 47 07.21 +36 37 24.8 u H21
2015-10-15 04:17:26 C 22 47 07.07 +36 37 29.0 u H21