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
2021-06-16 16:14:01 S 16 19 31.654 -34 03 44.50 V C57
2021-06-16 16:14:01 s 1 +21755.159 0 +401868.71 8970.0 C57
2021-06-16 16:24:01 S 16 19 30.761 -34 03 35.68 V C57
2021-06-16 16:24:01 s 1 +21397.622 0 +401947.74 2540.0 C57
2021-06-16 16:34:01 S 16 19 30.461 -34 03 19.26 V C57
2021-06-16 16:34:01 s 1 +21040.044 0 +402025.90 6070.0 C57
2021-06-16 16:54:01 S 16 19 29.006 -34 03 00.36 V C57
2021-06-16 16:54:01 s 1 +20324.767 0 +402179.55 3010.0 C57
2021-06-16 17:14:01 S 16 19 27.499 -34 02 34.40 V C57
2021-06-16 17:14:01 s 1 +19609.334 0 +402329.67 9780.0 C57
2021-06-16 17:24:01 S 16 19 26.635 -34 02 25.01 V C57
2021-06-16 17:24:01 s 1 +19251.562 0 +402403.40 3090.0 C57
2021-06-16 17:44:01 S 16 19 25.078 -34 01 57.54 V C57
2021-06-16 17:44:01 s 1 +18535.908 0 +402548.22 9550.0 C57
2021-06-16 17:54:01 S 16 19 24.554 -34 01 47.86 V C57
2021-06-16 17:54:01 s 1 +18178.029 0 +402619.31 2700.0 C57
2021-06-16 18:34:01 S 16 19 21.950 -34 01 08.44 V C57
2021-06-16 18:34:01 s 1 +16746.181 0 +402894.83 4720.0 C57
2021-06-16 18:44:01 S 16 19 20.990 -34 00 54.43 V C57
2021-06-16 18:44:01 s 1 +16388.140 0 +402961.51 7570.0 C57
2021-06-16 19:04:01 S 16 19 19.680 -34 00 27.04 V C57
2021-06-16 19:04:01 s 1 +15671.969 0 +403092.22 3050.0 C57
2021-06-16 19:14:01 S 16 19 19.037 -34 00 17.32 V C57
2021-06-16 19:14:01 s 1 +15313.842 0 +403156.25 5690.0 C57
2021-06-16 19:24:01 S 16 19 18.629 -34 00 07.31 V C57
2021-06-16 19:24:01 s 1 +14955.686 0 +403219.41 8260.0 C57
2021-06-16 19:34:01 S 16 19 17.690 -33 59 59.89 V C57
2021-06-16 19:34:01 s 1 +14597.504 0 +403281.68 740.0 C57
2021-06-16 19:44:01 S 16 19 16.394 -33 59 51.54 V C57
2021-06-16 19:44:01 s 1 +14239.297 0 +403343.07 3150.0 C57
2021-06-16 20:04:01 S 16 19 15.194 -33 59 18.38 V C57
2021-06-16 20:04:01 s 1 +13522.808 0 +403463.22 7730.0 C57
2021-06-16 21:24:01 S 16 19 09.698 -33 57 52.24 V C57
2021-06-16 21:24:01 s 1 +10655.983 0 +403908.64 2490.0 C57
2021-06-16 21:34:01 S 16 19 09.262 -33 57 39.49 V C57
2021-06-16 21:34:01 s 1 +10297.546 0 +403960.36 3910.0 C57
2021-06-16 21:44:01 S 16 19 08.674 -33 57 31.61 V C57
2021-06-16 23:04:01 S 16 19 02.995 -33 55 58.84 V C57
2021-06-16 23:14:01 S 16 19 02.035 -33 55 47.50 V C57
2021-06-16 23:24:01 S 16 19 01.478 -33 55 44.08 V C57
2021-06-16 23:34:01 S 16 19 00.667 -33 55 26.72 V C57
2021-06-16 23:44:01 S 16 18 59.858 -33 55 16.54 V C57
2021-06-16 23:54:01 S 16 18 59.270 -33 55 04.84 V C57
2021-06-17 00:04:01 S 16 18 58.769 -33 54 52.52 V C57
2021-06-17 00:14:01 S 16 18 58.207 -33 54 46.22 V C57
2021-06-17 00:54:01 S 16 18 55.054 -33 54 01.08 V C57
2021-06-17 01:14:01 S 16 18 53.851 -33 53 35.74 V C57
2021-06-17 01:34:01 S 16 18 52.404 -33 53 15.00 V C57
2021-06-17 01:44:01 S 16 18 51.720 -33 53 04.13 V C57
2021-06-17 01:54:01 S 16 18 51.082 -33 52 51.06 V C57