408752 (1991 TB2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7923427538 ± 2.63e-08
Semi-major axis (a)2.0455116665 AU ± 8.47e-09
Inclination (i)7.92973060° ± 4.53e-06
Long. of Asc. Node (Ω)291.88268535° ± 2.63e-05
Arg. of Perihelion (ω)199.40451026° ± 2.67e-05
Mean Anomaly (M)212.92918717° ± 6.36e-06
Mean Motion (n)0.3369064573°/day ± 2.09e-09
Perihelion dist (q)0.42476532 AU ± 5.39e-08
Aphelion dist (Q)3.66625801 AU ± 5.60e-08
Orbital Period2.92551912 yr ± 1.82e-08
Physical Parameters
H (abs. magnitude)17.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.816″
Uncertainty0
Orbit TypeApollo
MOID0.110734 AU
Observations Used2480
Oppositions22
Arc Total1991-2024
First Observation Used1991-09-15
Last Observation Used2024-07-09
Observations (4916)
Date Type RA Dec Mag Band Observatory
2021-05-30 04:04:02 s 1 +154688.75 2 +283597.74 630.0 C57
2021-05-30 04:14:02 S 17 36 15.187 -46 13 39.94 V C57
2021-05-30 04:14:02 s 1 +154452.94 9 +284095.46 3620.0 C57
2021-05-30 04:24:02 S 17 36 11.578 -46 13 17.22 V C57
2021-05-30 04:24:02 s 1 +154216.49 7 +284592.00 5160.0 C57
2021-05-30 04:34:02 S 17 36 08.131 -46 12 52.70 V C57
2021-05-30 04:34:02 s 1 +153979.39 8 +285087.37 5250.0 C57
2021-05-30 04:44:02 S 17 36 04.433 -46 12 27.90 V C57
2021-05-30 04:44:02 s 1 +153741.65 5 +285581.56 3910.0 C57
2021-05-30 04:54:02 S 17 36 01.008 -46 12 06.70 V C57
2021-05-30 04:54:02 s 1 +153503.27 2 +286074.57 1140.0 C57
2021-05-30 05:24:02 S 17 35 50.424 -46 10 52.97 V C57
2021-05-30 05:24:02 s 1 +152784.30 2 +287546.61 4320.0 C57
2021-05-30 05:34:02 S 17 35 46.997 -46 10 28.70 V C57
2021-05-30 05:34:02 s 1 +152543.38 2 +288034.95 5900.0 C57
2021-05-30 05:44:02 S 17 35 43.270 -46 10 04.15 V C57
2021-05-30 05:44:02 s 1 +152301.83 5 +288522.13 6090.0 C57
2021-05-30 05:54:02 S 17 35 39.835 -46 09 40.86 V C57
2021-05-30 05:54:02 s 1 +152059.66 4 +289008.14 4880.0 C57
2021-05-30 06:14:02 S 17 35 32.659 -46 08 49.96 V C57
2021-05-30 06:14:02 s 1 +151573.45 9 +289976.67 8330.0 C57
2021-05-30 06:24:02 S 17 35 29.323 -46 08 28.36 V C57
2021-05-30 06:24:02 s 1 +151329.43 1 +290459.20 2990.0 C57
2021-05-30 06:34:02 S 17 35 25.764 -46 08 04.67 V C57
2021-05-30 06:34:02 s 1 +151084.79 0 +290940.57 6290.0 C57
2021-05-30 06:44:02 S 17 35 22.111 -46 07 39.43 V C57
2021-05-30 06:44:02 s 1 +150839.53 7 +291420.78 8240.0 C57
2021-05-30 06:54:02 S 17 35 18.622 -46 07 15.49 V C57
2021-05-30 06:54:02 s 1 +150593.67 7 +291899.83 8830.0 C57
2021-05-30 07:04:02 S 17 35 15.168 -46 06 52.38 V C57
2021-05-30 07:04:02 s 1 +150347.21 1 +292377.73 8080.0 C57
2021-05-30 07:14:02 S 17 35 11.611 -46 06 28.66 V C57
2021-05-30 07:14:02 s 1 +150100.14 2 +292854.47 5990.0 C57
2021-05-30 07:34:02 S 17 35 04.572 -46 05 40.74 V C57
2021-05-30 07:34:02 s 1 +149604.20 6 +293804.50 7820.0 C57
2021-05-30 07:44:02 S 17 35 01.006 -46 05 16.37 V C57
2021-05-30 07:44:02 s 1 +149355.34 4 +294277.79 1750.0 C57
2021-05-30 07:54:02 S 17 34 57.566 -46 04 53.00 V C57
2021-05-30 07:54:02 s 1 +149105.88 9 +294749.93 4370.0 C57
2021-05-30 08:04:02 S 17 34 54.082 -46 04 27.52 V C57
2021-05-30 08:04:02 s 1 +148855.84 5 +295220.93 5680.0 C57
2021-05-30 08:14:02 S 17 34 50.604 -46 04 04.84 V C57
2021-05-30 08:14:02 s 1 +148605.21 3 +295690.77 5690.0 C57
2021-05-30 08:24:02 S 17 34 47.081 -46 03 39.31 V C57
2021-05-30 08:24:02 s 1 +148353.99 7 +296159.48 4400.0 C57
2021-05-30 08:34:02 S 17 34 43.519 -46 03 15.88 V C57
2021-05-30 08:34:02 s 1 +148102.19 8 +296627.04 1830.0 C57
2021-05-30 08:44:02 S 17 34 40.106 -46 02 52.26 V C57
2021-05-30 08:44:02 s 1 +147849.82 0 +297093.45 7970.0 C57
2021-05-30 08:54:02 S 17 34 36.545 -46 02 28.79 V C57