2015 JH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4673382618 ± 9.38e-07
Semi-major axis (a)1.9972547013 AU ± 3.90e-06
Inclination (i)5.13962355° ± 7.29e-06
Long. of Asc. Node (Ω)135.33288077° ± 1.11e-05
Arg. of Perihelion (ω)159.02045900° ± 1.37e-05
Mean Anomaly (M)240.17525838° ± 3.73e-03
Mean Motion (n)0.3491902412°/day ± 1.02e-06
Perihelion dist (q)1.06386116 AU ± 2.80e-06
Aphelion dist (Q)2.93064824 AU ± 6.02e-06
Orbital Period2.82260547 yr ± 8.27e-06
Physical Parameters
H (abs. magnitude)22.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.229″
Uncertainty1
Orbit TypeAmor
MOID0.053840 AU
Observations Used157
Radar Obs Used1
Oppositions1
Arc Total2015-2015
First Observation Used2015-05-14
Last Observation Used2015-10-09
Observations (165)
Date Type RA Dec Mag Band Observatory
2015-08-15 09:59:11 C 00 43 49.70 -03 53 33.8 R G45
2015-08-15 10:14:40 C 00 43 50.22 -03 53 48.5 R G45
2015-08-15 10:21:54 C 00 43 50.50 -03 53 56.5 R G45
2015-08-15 10:28:53 C 00 43 50.73 -03 54 03.1 R G45
2015-08-17 10:00:33 C 00 45 54.43 -04 40 24.0 R G45
2015-08-17 10:08:42 C 00 45 54.62 -04 40 31.3 R G45
2015-08-17 10:15:41 C 00 45 54.78 -04 40 38.0 R G45
2015-08-17 10:22:52 C 00 45 54.96 -04 40 44.9 R G45
2015-08-27 09:02:45 C 00 50 07.78 -08 00 10.6 u H21
2015-08-27 09:08:43 C 00 50 07.73 -08 00 15.4 u H21
2015-08-27 09:14:40 C 00 50 07.67 -08 00 19.4 u H21
2015-08-27 09:20:32 C 00 50 07.62 -08 00 24.1 u H21
2015-10-09 06:05:05 C 00 24 54.29 -12 30 42.7 u 807
2015-10-09 06:20:40 C 00 24 53.97 -12 30 40.2 u 807
2015-10-09 06:35:27 C 00 24 53.68 -12 30 37.6 u 807
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-07-23 07:18:00 -55117.9071 0.1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)