IAA RAS IAA Minor Planet Database

4957 Brucemurray (1990 XJ)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2187856425 ± 1.82e-08
Semi-major axis (a)1.5654559772 AU ± 1.36e-09
Inclination (i)35.01188482° ± 5.39e-07
Long. of Asc. Node (Ω)254.87958436° ± 1.42e-06
Arg. of Perihelion (ω)97.45772809° ± 6.29e-06
Mean Anomaly (M)351.77911139° ± 9.20e-06
Mean Motion (n)0.5032119981°/day ± 6.54e-10
Perihelion dist (q)1.22295669 AU ± 2.85e-08
Aphelion dist (Q)1.90795527 AU ± 2.85e-08
Orbital Period1.95867008 yr ± 2.55e-09
Physical Parameters
H (abs. magnitude)15.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.064″
Uncertainty0
Orbit TypeAmor
MOID0.424352 AU
Observations Used2375
Gaia Obs Used122
Oppositions20
Arc Total1976-2026
First Observation Used1976-03-11
Last Observation Used2026-03-20
Observations (3372)
Date Type RA Dec Mag Band Observatory
2021-04-12 09:14:05 s 1 -186058.47 2 +223185.28 5760.0 – C57
2021-04-12 10:24:05 S 12 10 00.888 -60 39 29.05 – V C57
2021-04-12 10:24:05 s 1 -187050.72 9 +218979.80 7730.0 – C57
2021-04-12 10:34:05 S 12 10 00.706 -60 39 20.52 – V C57
2021-04-12 10:34:05 s 1 -187188.15 6 +218373.86 7760.0 – C57
2021-04-12 10:44:05 S 12 09 59.650 -60 39 12.85 – V C57
2021-04-12 10:44:05 s 1 -187324.48 8 +217766.62 5540.0 – C57
2021-04-12 13:54:05 S 12 09 43.423 -60 37 05.30 – V C57
2021-04-12 13:54:05 s 1 -189702.53 1 +205981.90 3220.0 – C57
2021-04-12 14:34:05 S 12 09 39.449 -60 36 40.43 – V C57
2021-04-12 14:34:05 s 1 -190148.61 5 +203440.50 1770.0 – C57
2021-04-12 15:04:05 S 12 09 37.025 -60 36 21.96 – V C57
2021-04-12 15:04:05 s 1 -190470.34 7 +201520.56 7020.0 – C57
2021-04-12 15:24:05 S 12 09 35.520 -60 36 13.46 – V C57
2021-04-12 15:24:05 s 1 -190678.63 9 +200233.96 1220.0 – C57
2021-04-12 15:44:05 S 12 09 33.281 -60 36 02.20 – V C57
2021-04-12 15:44:05 s 1 -190881.91 7 +198942.04 5200.0 – C57
2021-04-12 16:04:05 S 12 09 31.810 -60 35 47.29 – V C57
2021-04-12 16:04:05 s 1 -191080.13 6 +197644.79 8860.0 – C57
2021-04-12 16:24:05 S 12 09 29.832 -60 35 31.85 – V C57
2021-04-12 16:24:05 s 1 -191273.24 5 +196342.19 2110.0 – C57
2021-04-12 16:34:05 S 12 09 29.402 -60 35 22.56 – V C57
2021-04-12 16:34:05 s 1 -191367.86 8 +195688.89 4800.0 – C57
2021-04-12 16:44:05 S 12 09 28.361 -60 35 16.98 – V C57
2021-04-12 16:44:05 s 1 -191461.19 6 +195034.25 4850.0 – C57
2021-04-12 16:54:05 S 12 09 27.648 -60 35 14.89 – V C57
2021-04-12 16:54:05 s 1 -191553.22 2 +194378.26 2250.0 – C57
2021-04-12 21:04:05 S 12 09 05.765 -60 32 30.62 – V C57
2021-04-12 21:04:05 s 1 -193411.58 6 +177539.40 6530.0 – C57
2021-04-12 21:14:05 S 12 09 05.431 -60 32 18.53 – V C57
2021-04-12 21:14:05 s 1 -193467.42 6 +176848.13 260.0 – C57
2021-04-12 21:44:05 S 12 09 02.054 -60 31 56.03 – V C57
2021-04-12 21:44:05 s 1 -193625.99 4 +174766.08 3250.0 – C57
2021-04-12 22:04:05 S 12 09 01.133 -60 31 48.29 – V C57
2021-04-12 22:04:05 s 1 -193724.16 7 +173371.17 3240.0 – C57
2021-04-12 22:14:05 S 12 08 59.842 -60 31 40.26 – V C57
2021-04-12 22:14:05 s 1 -193770.96 9 +172671.65 8590.0 – C57
2021-04-12 22:34:05 S 12 08 58.836 -60 31 32.84 – V C57
2021-04-12 22:34:05 s 1 -193859.96 4 +171268.46 9920.0 – C57
2021-04-12 22:44:05 S 12 08 57.874 -60 31 21.11 – V C57
2021-04-12 22:44:05 s 1 -193902.14 2 +170564.79 5870.0 – C57
2021-04-12 23:44:05 S 12 08 52.716 -60 30 44.64 – V C57
2021-04-12 23:44:05 s 1 -194122.22 2 +166313.71 4510.0 – C57
2021-04-13 02:44:05 S 12 08 36.439 -60 28 35.87 – V C57
2021-04-13 02:44:05 s 1 -194427.95 4 +153259.51 250.0 – C57
2021-04-13 03:04:05 S 12 08 33.828 -60 28 22.80 – V C57
2021-04-13 03:04:05 s 1 -194427.55 9 +151781.02 10.0 – C57
2021-04-13 03:54:05 S 12 08 30.456 -60 27 50.76 – V C57
2021-04-13 03:54:05 s 1 -194395.13 2 +148060.14 5610.0 – C57
2021-04-13 04:24:05 S 12 08 28.346 -60 27 28.19 – V C57