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
2021-06-15 21:24:01 S 16 20 54.226 -34 25 36.88 V C57
2021-06-15 21:24:01 s 1 +61677.945 0 +387170.56 5020.0 C57
2021-06-15 21:34:01 S 16 20 53.741 -34 25 27.88 V C57
2021-06-15 21:34:01 s 1 +61330.700 0 +387351.48 1510.0 C57
2021-06-15 21:44:01 S 16 20 53.148 -34 25 14.38 V C57
2021-06-15 21:44:01 s 1 +60983.311 0 +387531.48 7790.0 C57
2021-06-15 21:54:01 S 16 20 52.567 -34 25 01.31 V C57
2021-06-15 21:54:01 s 1 +60635.782 0 +387710.56 3840.0 C57
2021-06-15 22:04:01 S 16 20 51.518 -34 24 50.36 V C57
2021-06-15 22:04:01 s 1 +60288.111 0 +387888.72 9680.0 C57
2021-06-15 22:14:01 S 16 20 51.086 -34 24 35.42 V C57
2021-06-15 22:14:01 s 1 +59940.300 0 +388065.95 5310.0 C57
2021-06-15 22:24:01 S 16 20 49.774 -34 24 26.42 V C57
2021-06-15 22:24:01 s 1 +59592.351 0 +388242.27 720.0 C57
2021-06-15 22:34:01 S 16 20 49.394 -34 24 15.66 V C57
2021-06-15 22:34:01 s 1 +59244.263 0 +388417.66 5930.0 C57
2021-06-15 22:54:01 S 16 20 47.520 -34 23 49.63 V C57
2021-06-15 22:54:01 s 1 +58547.679 0 +388765.69 5730.0 C57
2021-06-15 23:04:01 S 16 20 46.776 -34 23 40.88 V C57
2021-06-15 23:04:01 s 1 +58199.183 0 +388938.33 330.0 C57
2021-06-15 23:14:01 S 16 20 45.979 -34 23 25.19 V C57
2021-06-15 23:14:01 s 1 +57850.554 0 +389110.04 4730.0 C57
2021-06-15 23:24:01 S 16 20 45.127 -34 23 13.31 V C57
2021-06-15 23:24:01 s 1 +57501.792 0 +389280.84 8940.0 C57
2021-06-15 23:44:01 S 16 20 43.759 -34 22 51.74 V C57
2021-06-15 23:44:01 s 1 +56803.872 0 +389619.69 6770.0 C57
2021-06-15 23:54:01 S 16 20 42.938 -34 22 38.57 V C57
2021-06-15 23:54:01 s 1 +56454.716 0 +389787.74 400.0 C57
2021-06-16 00:04:01 S 16 20 42.374 -34 22 28.42 V C57
2021-06-16 00:04:01 s 1 +56105.431 0 +389954.87 3850.0 C57
2021-06-16 00:44:01 S 16 20 39.271 -34 21 39.42 V C57
2021-06-16 00:44:01 s 1 +54707.019 0 +390614.24 5820.0 C57
2021-06-16 00:54:01 S 16 20 38.623 -34 21 27.58 V C57
2021-06-16 00:54:01 s 1 +54357.103 0 +390776.80 8380.0 C57
2021-06-16 01:04:01 S 16 20 37.946 -34 21 13.10 V C57
2021-06-16 01:04:01 s 1 +54007.063 0 +390938.44 760.0 C57
2021-06-16 01:14:01 S 16 20 37.390 -34 21 04.93 V C57
2021-06-16 01:14:01 s 1 +53656.901 0 +391099.17 2970.0 C57
2021-06-16 01:24:01 S 16 20 36.396 -34 20 50.96 V C57
2021-06-16 01:24:01 s 1 +53306.617 0 +391258.98 5020.0 C57
2021-06-16 01:34:01 S 16 20 35.633 -34 20 38.40 V C57
2021-06-16 01:34:01 s 1 +52956.212 0 +391417.88 6900.0 C57
2021-06-16 01:54:01 S 16 20 34.224 -34 20 15.40 V C57
2021-06-16 01:54:01 s 1 +52255.045 0 +391732.95 180.0 C57
2021-06-16 02:04:01 S 16 20 33.449 -34 20 04.06 V C57
2021-06-16 02:04:01 s 1 +51904.284 0 +391889.12 1580.0 C57
2021-06-16 02:14:01 S 16 20 32.693 -34 19 53.26 V C57
2021-06-16 02:14:01 s 1 +51553.406 0 +392044.37 2830.0 C57
2021-06-16 02:34:01 S 16 20 31.224 -34 19 31.37 V C57
2021-06-16 02:34:01 s 1 +50851.304 0 +392352.15 4880.0 C57