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
2018-10-24 15:14:40 s 1 -28267.593 0 +369020.20 9490.0 – C57
2018-10-24 18:44:40 S 02 25 35.102 -15 23 38.83 – V C57
2018-10-24 18:44:40 s 1 -36030.100 0 +369979.41 5910.0 – C57
2018-10-24 19:44:40 S 02 25 31.349 -15 26 31.96 – V C57
2018-10-24 19:44:40 s 1 -38239.795 0 +370169.30 8530.0 – C57
2018-10-24 21:14:40 S 02 25 26.004 -15 30 36.36 – V C57
2018-10-24 21:14:40 s 1 -41546.731 0 +370384.28 900.0 – C57
2018-10-24 23:14:40 S 02 25 18.418 -15 35 56.36 – V C57
2018-10-24 23:14:40 s 1 -45940.666 0 +370540.84 7960.0 – C57
2018-10-25 00:14:40 S 02 25 15.094 -15 38 34.48 – V C57
2018-10-25 00:14:40 s 1 -48130.593 0 +370563.53 6070.0 – C57
2018-10-25 00:44:40 S 02 25 13.020 -15 40 04.87 – V C57
2018-10-25 00:44:40 s 1 -49223.705 0 +370560.99 1830.0 – C57
2018-10-25 02:44:40 S 02 25 05.196 -15 45 37.69 – V C57
2018-10-25 02:44:40 s 1 -53583.190 0 +370458.54 3290.0 – C57
2018-10-25 05:14:40 S 02 24 56.201 -15 52 46.16 – V C57
2018-10-25 05:14:40 s 1 -59001.414 0 +370123.25 3440.0 – C57
2018-10-25 07:44:40 S 02 24 46.675 -15 59 38.36 – V C57
2018-10-25 07:44:40 s 1 -64381.986 0 +369558.43 6230.0 – C57
2018-10-25 12:14:40 S 02 24 30.864 -16 12 29.74 – V C57
2018-10-25 12:14:40 s 1 -73961.661 0 +367965.42 6370.0 – C57
2018-10-25 12:44:40 S 02 24 28.934 -16 13 55.56 – V C57
2018-10-25 12:44:40 s 1 -75017.050 0 +367742.79 8000.0 – C57
2018-10-25 13:44:40 S 02 24 24.749 -16 16 55.02 – V C57
2018-10-25 13:44:40 s 1 -77122.099 0 +367270.21 6770.0 – C57
2018-10-25 17:44:40 S 02 24 09.698 -16 28 47.10 – V C57
2018-10-25 17:44:40 s 1 -85461.998 0 +365015.99 4900.0 – C57
2018-10-26 02:44:40 S 02 23 36.562 -16 55 47.68 – V C57
2018-10-26 02:44:40 s 1 -103697.92 3 +357820.14 1090.0 – C57
2018-10-26 03:44:40 S 02 23 32.232 -16 59 07.94 – V C57
2018-10-26 03:44:40 s 1 -105673.77 7 +356839.30 6540.0 – C57
2018-10-26 07:44:40 S 02 23 17.554 -17 11 22.88 – V C57
2018-10-26 07:44:40 s 1 -113465.83 1 +352553.40 5850.0 – C57
2018-10-26 11:14:40 S 02 23 04.205 -17 22 43.68 – V C57
2018-10-26 11:14:40 s 1 -120128.92 2 +348327.03 8240.0 – C57
2018-10-26 12:44:40 S 02 22 58.534 -17 27 30.92 – V C57
2018-10-26 12:44:40 s 1 -122937.53 5 +346379.51 3260.0 – C57
2018-10-26 13:14:40 S 02 22 56.076 -17 29 06.86 – V C57
2018-10-26 13:14:40 s 1 -123867.24 5 +345712.16 9230.0 – C57
2018-10-26 14:14:40 S 02 22 52.831 -17 32 21.66 – V C57
2018-10-26 14:14:40 s 1 -125716.73 5 +344350.18 1560.0 – C57
2018-10-26 14:44:40 S 02 22 50.654 -17 34 11.50 – V C57
2018-10-26 14:44:40 s 1 -126636.45 0 +343655.54 7560.0 – C57
2018-10-26 15:14:40 S 02 22 48.845 -17 35 38.11 – V C57
2018-10-26 15:14:40 s 1 -127552.77 1 +342951.79 6530.0 – C57
2018-10-26 18:14:40 S 02 22 37.546 -17 45 29.77 – V C57
2018-10-26 18:14:40 s 1 -132977.56 0 +338537.96 2750.0 – C57
2018-10-26 22:44:40 S 02 22 19.795 -18 00 30.31 – V C57
2018-10-26 22:44:40 s 1 -140867.60 7 +331300.69 2890.0 – C57
2018-10-27 09:38:57 C 02 25 20.54 -18 43 34.0 – o 691