161995 (1983 LB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4784739655 ± 3.02e-08
Semi-major axis (a)2.2877282609 AU ± 2.38e-09
Inclination (i)25.26230493° ± 4.91e-06
Long. of Asc. Node (Ω)81.15892973° ± 5.51e-06
Arg. of Perihelion (ω)220.71755997° ± 8.84e-06
Mean Anomaly (M)83.05341769° ± 4.69e-06
Mean Motion (n)0.2848430454°/day ± 4.44e-10
Perihelion dist (q)1.19310985 AU ± 6.92e-08
Aphelion dist (Q)3.38234667 AU ± 6.93e-08
Orbital Period3.46024345 yr ± 5.40e-09
Physical Parameters
H (abs. magnitude)17.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.230″
Uncertainty0
Orbit TypeAmor
MOID0.246090 AU
Observations Used428
Oppositions30
Arc Total1983-2025
First Observation Used1983-06-13
Last Observation Used2025-12-26
Observations (489)
Date Type RA Dec Mag Band Observatory
2021-04-07 11:06:30 C 16 02 31.36 +17 39 08.4 U I41
2021-04-09 10:05:57 C 16 02 25.21 +17 53 12.9 U I41
2021-04-09 11:28:05 C 16 02 24.69 +17 53 36.9 U I41
2021-04-15 11:18:42 C 16 01 00.58 +18 32 52.2 V T05
2021-04-15 11:21:20 C 16 01 00.57 +18 32 52.5 V T05
2021-04-15 11:29:44 C 16 01 00.37 +18 32 54.3 V T05
2021-04-15 11:37:05 C 16 01 00.25 +18 32 56.3 V T05
2021-04-17 11:31:46 C 16 00 09.51 +18 44 15.0 V T08
2021-04-17 11:35:45 C 16 00 09.42 +18 44 15.5 V T08
2021-04-17 11:42:02 C 16 00 09.26 +18 44 17.5 V T08
2021-04-17 11:57:20 C 16 00 08.93 +18 44 20.9 V T08
2021-04-17 14:06:18 C 16 00 06.006 +18 44 49.33 U F51
2021-04-17 14:18:23 C 16 00 05.730 +18 44 51.97 U F51
2021-04-17 14:30:26 C 16 00 05.457 +18 44 54.58 U F51
2021-04-17 14:42:30 C 16 00 05.187 +18 44 57.18 U F51
2021-04-18 10:29:08 C 15 59 40.71 +18 49 14.1 V G96
2021-04-18 10:37:30 C 15 59 40.52 +18 49 16.0 V G96
2021-04-18 10:45:50 C 15 59 40.30 +18 49 17.7 V G96
2021-04-18 10:54:12 C 15 59 40.10 +18 49 19.3 V G96
2021-04-18 13:55:32 C 15 59 36.132 +18 49 59.91 U F52
2021-04-18 14:08:33 C 15 59 35.806 +18 50 02.57 U F52
2021-04-18 14:21:35 C 15 59 35.491 +18 50 05.19 U F52
2021-04-18 14:34:34 C 15 59 35.164 +18 50 07.80 U F52
2021-04-19 10:54:34 C 15 59 07.92 +18 54 18.4 V T05
2021-04-19 10:59:05 C 15 59 07.80 +18 54 18.8 V T05
2021-04-19 11:04:10 C 15 59 07.67 +18 54 20.1 V T05
2021-04-19 11:14:09 C 15 59 07.41 +18 54 22.7 V T05
2021-04-21 09:07:08 C 15 57 56.31 +19 02 51.3 V 703
2021-04-21 09:14:56 C 15 57 56.00 +19 02 51.8 V 703
2021-04-21 10:04:26 C 15 57 54.50 +19 02 59.7 V 703
2021-04-21 10:12:13 C 15 57 54.23 +19 03 01.8 V 703
2021-04-23 10:16:34 C 15 56 28.32 +19 10 29.9 V T05
2021-04-23 10:31:38 C 15 56 27.78 +19 10 32.4 V T05
2021-04-23 10:34:16 C 15 56 27.68 +19 10 32.8 V T05
2021-04-23 10:40:18 C 15 56 27.51 +19 10 33.3 V T05
2021-04-24 09:39:41 C 15 55 41.33 +19 13 29.7 V 703
2021-04-24 09:47:10 C 15 55 41.10 +19 13 30.9 V 703
2021-04-24 09:54:39 C 15 55 40.77 +19 13 31.5 V 703
2021-04-24 10:02:08 C 15 55 40.57 +19 13 31.7 V 703
2021-04-29 16:50:34 C 15 50 37.32 +19 22 01.9 q D29
2021-04-29 17:10:56 C 15 50 36.31 +19 22 02.5 q D29
2021-04-30 09:15:14 C 15 49 51.51 +19 22 02.1 V 703
2021-04-30 09:22:46 C 15 49 51.11 +19 22 01.5 V 703
2021-04-30 09:30:19 C 15 49 50.70 +19 22 01.9 V 703
2021-04-30 09:37:51 C 15 49 50.44 +19 22 02.3 V 703
2021-05-01 10:02:33 C 15 48 40.25 +19 21 33.1 V T05
2021-05-01 10:09:59 C 15 48 39.84 +19 21 33.5 V T05
2021-05-01 10:15:15 C 15 48 39.63 +19 21 32.8 V T05
2021-05-01 10:44:13 C 15 48 38.10 +19 21 32.1 V T05
2021-05-01 17:40:04 C 15 48 17.17 +19 21 14.1 q D29