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
2021-05-28 18:24:02 s 1 +183540.01 2 +156725.81 2890.0 C57
2021-05-28 18:34:02 S 17 49 16.848 -47 37 43.97 V C57
2021-05-28 18:34:02 s 1 +183525.92 1 +157494.70 4810.0 C57
2021-05-28 18:44:02 S 17 49 12.758 -47 37 19.27 V C57
2021-05-28 18:44:02 s 1 +183510.04 7 +158262.07 2560.0 C57
2021-05-28 18:54:02 S 17 49 08.700 -47 36 53.53 V C57
2021-05-28 18:54:02 s 1 +183492.40 0 +159027.92 6170.0 C57
2021-05-28 19:04:02 S 17 49 04.452 -47 36 28.94 V C57
2021-05-28 19:04:02 s 1 +183472.99 1 +159792.26 5660.0 C57
2021-05-28 19:14:02 S 17 49 00.185 -47 36 02.20 V C57
2021-05-28 19:14:02 s 1 +183451.82 9 +160555.09 1060.0 C57
2021-05-28 19:24:02 S 17 48 55.985 -47 35 36.89 V C57
2021-05-28 19:24:02 s 1 +183428.92 5 +161316.40 2390.0 C57
2021-05-28 19:34:02 S 17 48 52.027 -47 35 11.83 V C57
2021-05-28 19:34:02 s 1 +183404.28 9 +162076.21 9680.0 C57
2021-05-28 19:44:02 S 17 48 47.609 -47 34 46.02 V C57
2021-05-28 19:44:02 s 1 +183377.93 2 +162834.50 2960.0 C57
2021-05-28 19:54:02 S 17 48 43.524 -47 34 19.20 V C57
2021-05-28 19:54:02 s 1 +183349.86 3 +163591.29 2230.0 C57
2021-05-28 20:04:02 S 17 48 39.214 -47 33 53.14 V C57
2021-05-28 20:04:02 s 1 +183320.09 3 +164346.57 7540.0 C57
2021-05-28 20:14:02 S 17 48 35.009 -47 33 28.44 V C57
2021-05-28 20:14:02 s 1 +183288.63 0 +165100.35 8910.0 C57
2021-05-28 20:24:02 S 17 48 30.840 -47 33 02.16 V C57
2021-05-28 20:24:02 s 1 +183255.48 6 +165852.63 6350.0 C57
2021-05-28 20:34:02 S 17 48 26.736 -47 32 36.35 V C57
2021-05-28 20:34:02 s 1 +183220.66 9 +166603.41 9890.0 C57
2021-05-28 20:44:02 S 17 48 22.538 -47 32 10.82 V C57
2021-05-28 20:44:02 s 1 +183184.18 9 +167352.69 9560.0 C57
2021-05-28 20:54:02 S 17 48 18.545 -47 31 45.23 V C57
2021-05-28 20:54:02 s 1 +183146.05 7 +168100.47 5370.0 C57
2021-05-28 21:04:02 S 17 48 14.215 -47 31 19.31 V C57
2021-05-28 21:04:02 s 1 +183106.28 0 +168846.75 7350.0 C57
2021-05-28 21:24:02 S 17 48 05.926 -47 30 28.84 V C57
2021-05-28 21:24:02 s 1 +183021.83 4 +170334.84 9920.0 C57
2021-05-28 21:34:02 S 17 48 01.819 -47 30 02.59 V C57
2021-05-28 21:34:02 s 1 +182977.18 2 +171076.65 550.0 C57
2021-05-28 21:44:02 S 17 47 57.634 -47 29 36.17 V C57
2021-05-28 21:44:02 s 1 +182930.92 5 +171816.97 7450.0 C57
2021-05-28 21:54:02 S 17 47 53.501 -47 29 10.46 V C57
2021-05-28 21:54:02 s 1 +182883.06 9 +172555.80 620.0 C57
2021-05-28 22:04:02 S 17 47 49.284 -47 28 44.87 V C57
2021-05-28 22:04:02 s 1 +182833.62 6 +173293.15 100.0 C57
2021-05-28 22:14:02 S 17 47 45.235 -47 28 19.67 V C57
2021-05-28 22:14:02 s 1 +182782.60 3 +174029.01 5900.0 C57
2021-05-28 22:24:02 S 17 47 41.083 -47 27 54.07 V C57
2021-05-28 22:24:02 s 1 +182730.00 9 +174763.39 8050.0 C57
2021-05-28 22:34:02 S 17 47 36.955 -47 27 28.30 V C57
2021-05-28 22:34:02 s 1 +182675.85 4 +175496.30 6570.0 C57
2021-05-28 22:44:02 S 17 47 32.846 -47 27 02.99 V C57