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
2021-05-19 09:15:37 C 15 20 01.14 +16 57 14.4 V T08
2021-05-19 09:22:36 C 15 20 00.54 +16 57 09.6 V T08
2021-05-19 09:50:05 C 15 19 58.23 +16 56 50.6 V T08
2021-05-19 09:54:06 C 15 19 57.90 +16 56 47.6 V T08
2021-05-20 09:13:28 C 15 18 05.38 +16 39 58.1 V T05
2021-05-20 09:16:08 C 15 18 05.15 +16 39 55.8 V T05
2021-05-20 09:22:10 C 15 18 04.62 +16 39 51.3 V T05
2021-05-20 09:57:17 C 15 18 01.64 +16 39 25.2 V T05
2021-05-23 10:15:43 C 15 12 05.26 +15 40 21.7 V T08
2021-05-23 10:52:29 C 15 12 02.04 +15 39 48.7 V T08
2021-05-23 11:02:41 C 15 12 01.14 +15 39 39.7 V T08
2021-05-23 11:08:24 C 15 12 00.65 +15 39 34.2 V T08
2021-05-26 10:50:19 C 15 06 00.61 +14 30 30.1 V T08
2021-05-26 10:50:48 C 15 06 00.580 +14 30 29.22 U F51
2021-05-26 10:55:06 C 15 06 00.19 +14 30 25.2 V T08
2021-05-26 11:11:35 C 15 05 58.751 +14 30 07.52 U F51
2021-05-26 11:32:15 C 15 05 56.932 +14 29 45.90 U F51
2021-05-26 11:41:02 C 15 05 56.16 +14 29 37.2 V T08
2021-05-26 12:21:26 C 15 05 52.62 +14 28 54.7 V T08
2021-05-27 22:27:48 C 15 03 00.96 +13 52 10.9 V 130
2021-05-27 22:31:41 C 15 03 00.61 +13 52 06.1 V 130
2021-05-28 10:58:19 C 15 01 57.31 +13 38 15.3 V T05
2021-05-28 11:06:15 C 15 01 56.64 +13 38 05.9 V T05
2021-05-28 11:22:50 C 15 01 55.17 +13 37 47.0 V T05
2021-05-28 11:32:05 C 15 01 54.35 +13 37 36.6 V T05
2021-05-29 10:12:06 C 15 00 00.14 +13 11 21.4 V T05
2021-05-29 10:51:38 C 14 59 56.67 +13 10 34.2 V T05
2021-05-29 10:57:25 C 14 59 56.15 +13 10 27.4 V T05
2021-05-29 11:19:01 C 14 59 54.26 +13 10 01.7 V T05
2021-05-30 06:46:48 C 14 58 16.61 +12 46 32.9 U I41
2021-05-30 06:49:31 C 14 58 16.37 +12 46 29.6 U I41
2021-05-30 07:10:11 C 14 58 14.56 +12 46 04.4 U I41
2021-05-30 07:11:30 C 14 58 14.44 +12 46 02.7 U I41
2021-05-31 01:47:17 C 14 56 41.66 +12 22 54.5 X W34
2021-05-31 01:56:24 C 14 56 40.85 +12 22 43.5 X W34
2021-05-31 02:07:24 C 14 56 39.90 +12 22 29.6 X W34
2021-05-31 02:17:02 C 14 56 39.04 +12 22 17.6 V W46
2021-05-31 02:38:36 C 14 56 37.14 +12 21 50.5 V W46
2021-05-31 02:56:00 C 14 56 35.62 +12 21 28.6 V W46
2021-05-31 09:23:08 C 14 56 02.32 +12 13 15.2 V 703
2021-05-31 09:30:14 C 14 56 01.67 +12 13 06.6 V 703
2021-05-31 09:37:18 C 14 56 01.07 +12 12 58.0 V 703
2021-05-31 09:44:24 C 14 56 00.50 +12 12 49.4 V 703
2021-06-02 08:42:56 C 14 52 07.29 +11 10 39.5 V T05
2021-06-02 08:47:41 C 14 52 06.88 +11 10 32.9 V T05
2021-06-02 08:58:05 C 14 52 05.98 +11 10 18.5 V T05
2021-06-02 09:45:26 C 14 52 01.86 +11 09 13.4 V T05
2021-06-02 23:29:40 C 14 50 53.99 +10 50 04.1 V 160
2021-06-02 23:32:41 C 14 50 53.72 +10 49 59.9 V 160
2021-06-02 23:35:41 C 14 50 53.49 +10 49 55.6 V 160