IAA RAS IAA Minor Planet Database

2015 TL178

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6890162749 ± 3.23e-07
Semi-major axis (a)2.0939654938 AU ± 1.06e-08
Inclination (i)6.65098628° ± 2.88e-05
Long. of Asc. Node (Ω)68.56776304° ± 1.95e-04
Arg. of Perihelion (ω)55.32825979° ± 1.64e-04
Mean Anomaly (M)99.61268279° ± 7.50e-06
Mean Motion (n)0.3252743400°/day ± 2.47e-09
Perihelion dist (q)0.65118930 AU ± 6.77e-07
Aphelion dist (Q)3.53674170 AU ± 6.77e-07
Orbital Period3.03008130 yr ± 2.30e-08
Physical Parameters
H (abs. magnitude)21.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual2.172″
Uncertainty0
Orbit TypeApollo
MOID0.048804 AU
Observations Used116
Oppositions4
Arc Total2015-2024
First Observation Used—
Last Observation Used2024-10-27
Observations (225)
Date Type RA Dec Mag Band Observatory
2018-10-21 23:14:40 S 02 29 31.862 -12 40 41.77 – V C57
2018-10-21 23:14:40 s 1 +108806.52 2 +264535.35 4060.0 – C57
2018-10-22 01:44:40 S 02 29 24.238 -12 46 05.27 – V C57
2018-10-22 01:44:40 s 1 +104185.60 7 +272014.29 610.0 – C57
2018-10-22 02:44:40 S 02 29 20.364 -12 48 07.34 – V C57
2018-10-22 02:44:40 s 1 +102304.13 5 +274919.88 540.0 – C57
2018-10-22 03:44:40 S 02 29 17.726 -12 50 25.33 – V C57
2018-10-22 03:44:40 s 1 +100404.72 7 +277776.79 2570.0 – C57
2018-10-22 11:14:40 S 02 28 52.190 -13 07 23.88 – V C57
2018-10-22 11:14:40 s 1 +85648.026 0 +297681.97 500.0 – C57
2018-10-22 12:14:40 S 02 28 49.207 -13 09 26.60 – V C57
2018-10-22 12:14:40 s 1 +83619.808 0 +300136.93 5690.0 – C57
2018-10-22 15:14:40 S 02 28 38.057 -13 16 21.40 – V C57
2018-10-22 15:14:40 s 1 +77461.276 0 +307226.98 8920.0 – C57
2018-10-22 15:44:40 S 02 28 36.876 -13 17 29.54 – V C57
2018-10-22 15:44:40 s 1 +76424.699 0 +308368.91 7880.0 – C57
2018-10-22 20:44:40 S 02 28 19.493 -13 28 53.94 – V C57
2018-10-22 20:44:40 s 1 +65916.688 0 +319173.35 5700.0 – C57
2018-10-22 21:14:40 S 02 28 17.674 -13 30 10.87 – V C57
2018-10-22 21:14:40 s 1 +64852.820 0 +320192.96 3770.0 – C57
2018-10-22 23:44:40 S 02 28 08.580 -13 35 40.24 – V C57
2018-10-22 23:44:40 s 1 +59501.856 0 +325127.34 2530.0 – C57
2018-10-23 00:44:40 S 02 28 05.189 -13 38 19.57 – V C57
2018-10-23 00:44:40 s 1 +57347.600 0 +327025.23 6390.0 – C57
2018-10-23 03:14:40 S 02 27 56.678 -13 44 06.18 – V C57
2018-10-23 03:14:40 s 1 +51930.502 0 +331582.17 7690.0 – C57
2018-10-23 04:44:40 S 02 27 51.336 -13 47 32.10 – V C57
2018-10-23 04:44:40 s 1 +48660.441 0 +334188.57 2750.0 – C57
2018-10-23 05:44:40 S 02 27 48.638 -13 50 01.36 – V C57
2018-10-23 05:44:40 s 1 +46472.863 0 +335873.35 8360.0 – C57
2018-10-23 09:14:40 S 02 27 35.935 -13 58 19.78 – V C57
2018-10-23 09:14:40 s 1 +38774.047 0 +341440.30 5560.0 – C57
2018-10-23 10:14:40 S 02 27 31.745 -14 00 58.18 – V C57
2018-10-23 10:14:40 s 1 +36563.615 0 +342937.39 6840.0 – C57
2018-10-23 15:44:40 S 02 27 13.111 -14 14 01.43 – V C57
2018-10-23 15:44:40 s 1 +24338.742 0 +350439.04 2450.0 – C57
2018-10-23 17:14:40 S 02 27 06.768 -14 17 50.82 – V C57
2018-10-23 17:14:40 s 1 +20988.910 0 +352272.13 5770.0 – C57
2018-10-23 17:44:40 S 02 27 05.414 -14 19 08.98 – V C57
2018-10-23 17:44:40 s 1 +19871.146 0 +352863.08 6440.0 – C57
2018-10-23 18:44:40 S 02 27 02.143 -14 21 30.60 – V C57
2018-10-23 18:44:40 s 1 +17634.091 0 +354014.99 8420.0 – C57
2018-10-23 19:44:40 S 02 26 57.677 -14 23 50.57 – V C57
2018-10-23 19:44:40 s 1 +15395.223 0 +355127.01 6010.0 – C57
2018-10-24 02:14:40 S 02 26 34.735 -14 40 25.79 – V C57
2018-10-24 03:14:40 S 02 26 30.614 -14 42 52.31 – V C57
2018-10-24 04:44:40 S 02 26 25.961 -14 46 48.90 – V C57
2018-10-24 13:44:40 S 02 25 53.362 -15 10 21.79 – V C57
2018-10-24 13:44:40 s 1 -24928.817 0 +368468.25 920.0 – C57
2018-10-24 15:14:40 S 02 25 47.650 -15 14 18.64 – V C57