2013 LB2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5231531575 ± 9.22e-09
Semi-major axis (a)2.1865545300 AU ± 4.36e-09
Inclination (i)11.53496644° ± 4.36e-06
Long. of Asc. Node (Ω)248.20642892° ± 4.52e-06
Arg. of Perihelion (ω)24.39022697° ± 1.21e-05
Mean Anomaly (M)299.37083385° ± 5.01e-06
Mean Motion (n)0.3048398977°/day ± 9.11e-10
Perihelion dist (q)1.04265162 AU ± 2.03e-08
Aphelion dist (Q)3.33045744 AU ± 2.12e-08
Orbital Period3.23325880 yr ± 9.67e-09
Physical Parameters
H (abs. magnitude)22.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-08
RMS Residual0.308″
Uncertainty0
Orbit TypeAmor
MOID0.050359 AU
Observations Used112
Radar Obs Used5
Oppositions9
Arc Total2013-2026
First Observation Used2013-06-03
Last Observation Used2026-05-20
Observations (120)
Date Type RA Dec Mag Band Observatory
2013-06-19 07:35:48 C 17 11 11.09 +43 08 00.0 q H21
2013-06-21 05:21:12 C 17 38 58.96 +46 20 55.0 u H21
2013-06-21 05:28:16 C 17 39 02.94 +46 21 20.1 u H21
2013-06-21 07:32:19 C 17 40 12.49 +46 28 36.9 u H21
2013-06-21 07:38:35 C 17 40 16.06 +46 28 58.6 u H21
2013-06-21 07:45:24 C 17 40 19.91 +46 29 21.6 u H21
2013-06-26 08:17:06 C 18 45 44.31 +51 08 38.9 u G96
2013-06-26 08:20:30 C 18 45 45.86 +51 08 43.2 u G96
2013-06-26 08:23:53 C 18 45 47.37 +51 08 47.7 u G96
2013-06-26 08:27:14 C 18 45 48.85 +51 08 52.0 u G96
2013-06-29 07:51:16 C 19 17 16.92 +52 13 49.4 u H21
2013-06-29 08:01:56 C 19 17 20.89 +52 13 54.6 u H21
2013-06-29 08:13:26 C 19 17 25.24 +52 14 00.2 u H21
2013-07-08 07:29:27 C 20 22 09.92 +52 13 46.4 q H21
2013-07-08 07:57:46 C 20 22 15.47 +52 13 36.1 q H21
2026-05-14 13:19:27 C 20 58 32.147 -19 46 29.80 V T12
2026-05-14 13:45:30 C 20 58 38.941 -19 44 54.75 V T12
2026-05-14 14:03:44 C 20 58 43.683 -19 43 48.15 V T12
2026-05-20 14:17:08 C 21 34 44.299 -10 48 13.48 V T12
2026-05-20 14:31:31 C 21 34 47.471 -10 47 20.75 V T12
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-06-09 02:55:00 27894.078 0.2 Hz 2380 -1 -1
2013-06-09 03:12:00 65793997.95 4 us 2380 -1 -1
2013-06-12 03:23:00 -8141.9708 0.3 Hz 2380 -1 -1
2013-06-12 03:40:00 64575737.18 4 us 2380 -1 -1
2013-06-12 03:47:00 64577303.84 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)