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
2021-06-12 01:24:01 s 1 +184665.29 6 +124334.09 7350.0 C57
2021-06-12 01:34:01 S 16 29 07.759 -36 31 37.24 V C57
2021-06-12 01:34:01 s 1 +184728.45 6 +125163.63 5390.0 C57
2021-06-12 01:44:01 S 16 29 06.408 -36 31 22.12 V C57
2021-06-12 01:44:01 s 1 +184789.36 7 +125991.65 7810.0 C57
2021-06-12 01:54:01 S 16 29 05.578 -36 31 04.40 V C57
2021-06-12 01:54:01 s 1 +184848.04 3 +126818.16 4650.0 C57
2021-06-12 02:04:01 S 16 29 04.529 -36 30 50.62 V C57
2021-06-12 02:04:01 s 1 +184904.49 9 +127643.14 5960.0 C57
2021-06-12 02:14:01 S 16 29 03.180 -36 30 31.54 V C57
2021-06-12 02:14:01 s 1 +184958.74 8 +128466.60 1760.0 C57
2021-06-12 02:24:01 S 16 29 02.225 -36 30 17.86 V C57
2021-06-12 02:24:01 s 1 +185010.80 5 +129288.54 2100.0 C57
2021-06-12 02:34:01 S 16 29 01.046 -36 30 00.04 V C57
2021-06-12 02:34:01 s 1 +185060.68 2 +130108.97 7010.0 C57
2021-06-12 02:44:01 S 16 29 00.094 -36 29 46.14 V C57
2021-06-12 02:44:01 s 1 +185108.39 3 +130927.87 6520.0 C57
2021-06-12 02:54:01 S 16 28 58.920 -36 29 30.55 V C57
2021-06-12 02:54:01 s 1 +185153.95 2 +131745.26 670.0 C57
2021-06-12 03:04:01 S 16 28 57.730 -36 29 11.83 V C57
2021-06-12 03:04:01 s 1 +185197.37 1 +132561.13 9490.0 C57
2021-06-12 03:14:01 S 16 28 56.748 -36 28 56.68 V C57
2021-06-12 03:14:01 s 1 +185238.66 5 +133375.48 3020.0 C57
2021-06-12 03:24:01 S 16 28 55.514 -36 28 41.38 V C57
2021-06-12 03:24:01 s 1 +185277.84 6 +134188.32 1300.0 C57
2021-06-12 03:34:01 S 16 28 54.521 -36 28 25.32 V C57
2021-06-12 03:34:01 s 1 +185314.92 8 +134999.63 4350.0 C57
2021-06-12 03:44:01 S 16 28 53.347 -36 28 08.08 V C57
2021-06-12 03:44:01 s 1 +185349.92 2 +135809.44 2210.0 C57
2021-06-12 04:04:01 S 16 28 51.602 -36 27 36.40 V C57
2021-06-12 04:04:01 s 1 +185413.70 0 +137424.49 2500.0 C57
2021-06-12 04:14:01 S 16 28 50.261 -36 27 22.79 V C57
2021-06-12 04:14:01 s 1 +185442.50 9 +138229.75 4990.0 C57
2021-06-12 04:24:01 S 16 28 49.339 -36 27 04.72 V C57
2021-06-12 04:24:01 s 1 +185469.28 2 +139033.50 2420.0 C57
2021-06-12 04:34:01 S 16 28 48.125 -36 26 51.68 V C57
2021-06-12 04:34:01 s 1 +185494.03 0 +139835.73 4830.0 C57
2021-06-12 04:54:01 S 16 28 46.166 -36 26 17.45 V C57
2021-06-12 04:54:01 s 1 +185537.50 2 +141435.65 4690.0 C57
2021-06-12 05:14:01 S 16 28 43.939 -36 25 49.84 V C57
2021-06-12 05:14:01 s 1 +185573.02 3 +143029.53 4820.0 C57
2021-06-12 05:24:01 S 16 28 42.790 -36 25 31.33 V C57
2021-06-12 05:24:01 s 1 +185587.83 2 +143824.21 2570.0 C57
2021-06-12 05:34:01 S 16 28 41.858 -36 25 16.79 V C57
2021-06-12 05:34:01 s 1 +185600.68 8 +144617.38 5480.0 C57
2021-06-12 05:44:01 S 16 28 40.692 -36 25 01.42 V C57
2021-06-12 05:44:01 s 1 +185611.60 3 +145409.04 3580.0 C57
2021-06-12 05:54:01 S 16 28 39.660 -36 24 45.25 V C57
2021-06-12 05:54:01 s 1 +185620.58 9 +146199.19 6910.0 C57
2021-06-12 06:04:01 S 16 28 38.501 -36 24 27.50 V C57