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
2014-07-01 04:11:10 C 13 17 53.81 +08 18 47.4 q 703
2014-07-01 04:20:50 C 13 17 53.92 +08 18 33.4 q 703
2014-07-01 06:31:25 C 13 17 56.691 +08 15 34.50 L F51
2014-07-01 06:47:54 C 13 17 56.978 +08 15 11.64 L F51
2014-07-01 07:04:25 C 13 17 57.270 +08 14 48.74 L F51
2014-07-01 07:20:53 C 13 17 57.560 +08 14 25.86 L F51
2014-11-13 00:12:07 C 20 29 49.60 -46 04 40.0 u 807
2014-11-13 00:17:07 C 20 29 50.68 -46 04 37.0 u 807
2014-11-13 00:21:34 C 20 29 51.64 -46 04 33.9 u 807
2014-11-13 00:26:01 C 20 29 52.60 -46 04 30.8 u 807
2014-11-13 00:30:49 C 20 29 53.64 -46 04 27.7 u 807
2015-11-14 08:56:44 C 07 36 40.44 +29 41 20.0 u H21
2015-11-14 09:23:01 C 07 36 40.17 +29 41 28.1 u H21
2015-11-14 09:40:32 C 07 36 39.95 +29 41 33.5 u H21
2017-02-17 09:01:04 C 11 23 06.69 +42 19 26.8 u H21
2017-02-17 09:20:47 C 11 23 05.78 +42 19 35.5 u H21
2017-02-17 09:47:28 C 11 23 04.57 +42 19 47.7 u H21
2017-02-26 06:48:01 C 11 12 40.25 +43 47 00.8 u H21
2017-02-26 07:11:36 C 11 12 38.99 +43 47 09.3 u H21
2017-02-26 07:29:37 C 11 12 38.05 +43 47 15.5 u H21
2017-03-03 06:38:19 C 11 06 15.26 +44 25 50.7 u H21
2017-03-03 07:02:43 C 11 06 13.88 +44 25 57.9 u H21
2017-03-03 07:26:34 C 11 06 12.54 +44 26 04.8 u H21
2017-03-04 08:20:43 C 11 04 50.94 +44 33 05.5 q G96
2017-03-04 08:33:53 C 11 04 50.12 +44 33 09.2 q G96
2017-03-04 08:47:08 C 11 04 49.33 +44 33 12.5 q G96
2017-03-04 09:03:01 C 11 04 48.47 +44 33 16.6 q G96
2018-11-09 08:12:20 C 05 29 11.89 +14 07 40.1 V G96
2018-11-09 08:19:43 C 05 29 11.52 +14 07 41.8 V G96
2018-11-09 08:34:31 C 05 29 10.80 +14 07 45.5 V G96
2018-11-09 08:49:11 C 05 29 10.07 +14 07 49.0 V G96
2018-12-12 11:03:56 C 04 43 06.756 +17 25 42.77 U F51
2018-12-12 11:40:21 C 04 43 04.588 +17 25 51.93 U F51
2018-12-12 11:58:23 C 04 43 03.490 +17 25 56.18 U F51
2018-12-13 07:23:01 C 04 41 55.71 +17 30 45.1 V G96
2018-12-13 07:31:03 C 04 41 55.26 +17 30 47.5 V G96
2018-12-13 07:39:06 C 04 41 54.77 +17 30 49.9 V G96
2019-01-06 09:59:52 C 04 15 38.007 +19 46 41.56 U F51
2019-01-06 10:18:16 C 04 15 37.426 +19 46 45.04 U F51
2019-01-06 10:36:39 C 04 15 36.846 +19 46 49.54 U F51
2019-01-06 10:55:05 C 04 15 36.304 +19 46 53.76 U F51
2021-03-19 11:08:53 C 15 55 59.19 +15 14 13.8 V G96
2021-03-19 11:16:14 C 15 55 59.38 +15 14 16.3 V G96
2021-03-19 11:23:36 C 15 55 59.57 +15 14 18.4 V G96
2021-03-19 11:30:57 C 15 55 59.75 +15 14 20.9 V G96
2021-04-06 09:55:21 C 16 02 30.78 +17 31 25.3 V G96
2021-04-06 10:03:32 C 16 02 30.78 +17 31 27.8 V G96
2021-04-06 10:11:41 C 16 02 30.76 +17 31 30.4 V G96
2021-04-06 10:19:51 C 16 02 30.76 +17 31 33.0 V G96
2021-04-07 08:42:50 C 16 02 31.74 +17 38 24.2 U I41