2015 XT378

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2326932775 ± 4.80e-04
Semi-major axis (a)0.9373698803 AU ± 6.09e-06
Inclination (i)5.67178595° ± 1.25e-02
Long. of Asc. Node (Ω)257.27562802° ± 3.97e-03
Arg. of Perihelion (ω)65.04545100° ± 7.54e-03
Mean Anomaly (M)76.06252275° ± 2.69e-02
Mean Motion (n)1.0860399080°/day ± 1.06e-05
Perihelion dist (q)0.71925021 AU ± 4.50e-04
Aphelion dist (Q)1.15548955 AU ± 4.50e-04
Orbital Period0.90754150 yr ± 8.85e-06
Physical Parameters
H (abs. magnitude)27.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.275″
Uncertainty2
Orbit TypeAten
MOID0.000956 AU
Observations Used12
Oppositions1
Arc Total2015-2015
First Observation Used2015-12-13
Last Observation Used2015-12-16
Observations (12)
Date Type RA Dec Mag Band Observatory
2015-12-13 11:32:33 C 05 52 46.631 -01 10 50.51 L F51
2015-12-13 11:51:21 C 05 52 21.022 -01 10 49.40 L F51
2015-12-13 12:09:50 C 05 51 56.147 -01 10 47.90 L F51
2015-12-14 10:22:09 C 05 31 22.770 -01 09 02.33 L F51
2015-12-14 10:56:25 C 05 30 52.968 -01 08 58.75 L F51
2015-12-14 11:12:39 C 05 30 39.03 -01 08 56.9 L F51
2015-12-16 06:14:04 C 05 08 39.10 -01 05 04.0 o 291
2015-12-16 06:17:34 C 05 08 37.54 -01 05 03.4 o 291
2015-12-16 06:21:04 C 05 08 35.95 -01 05 02.6 o 291
2015-12-16 06:59:40 C 05 08 18.54 -01 04 55.7 o 926
2015-12-16 07:05:25 C 05 08 15.97 -01 04 54.4 o 926
2015-12-16 07:11:09 C 05 08 13.41 -01 04 53.9 o 926