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
2019-04-16 01:44:33 S 11 02 41.050 -56 11 50.93 – V C57
2019-04-16 01:44:33 s 1 -71858.830 0 +379848.61 2460.0 – C57
2019-04-16 02:44:33 S 11 02 38.587 -56 10 59.23 – V C57
2019-04-16 02:44:33 s 1 -73972.617 0 +379385.49 1160.0 – C57
2019-04-16 03:14:33 S 11 02 37.702 -56 10 37.63 – V C57
2019-04-16 03:14:33 s 1 -75026.926 0 +379140.98 9650.0 – C57
2019-04-16 03:44:33 S 11 02 35.878 -56 10 04.80 – V C57
2019-04-16 03:44:33 s 1 -76079.477 0 +378887.85 450.0 – C57
2019-04-16 04:14:33 S 11 02 34.896 -56 09 42.23 – V C57
2019-04-16 04:14:33 s 1 -77130.248 0 +378626.10 1110.0 – C57
2019-04-16 05:14:33 S 11 02 32.314 -56 08 44.34 – V C57
2019-04-16 05:14:33 s 1 -79226.347 0 +378076.75 1630.0 – C57
2019-04-16 08:14:33 S 11 02 25.075 -56 06 01.30 – V C57
2019-04-16 08:14:33 s 1 -85469.327 0 +376222.06 9350.0 – C57
2019-04-16 13:44:33 S 11 02 11.635 -56 01 02.68 – V C57
2019-04-16 13:44:33 s 1 -96723.410 0 +372018.09 1180.0 – C57
2019-04-16 14:14:33 S 11 02 10.793 -56 00 31.72 – V C57
2019-04-16 14:14:33 s 1 -97733.315 0 +371584.39 7410.0 – C57
2019-04-16 15:14:33 S 11 02 08.021 -55 59 36.56 – V C57
2019-04-16 15:14:33 s 1 -99746.167 0 +370691.22 2780.0 – C57
2019-04-16 18:14:33 S 11 02 00.650 -55 56 55.54 – V C57
2019-04-16 18:14:33 s 1 -105727.18 0 +367805.68 4340.0 – C57
2019-04-16 18:44:33 S 11 01 59.160 -55 56 26.77 – V C57
2019-04-16 18:44:33 s 1 -106715.34 6 +367294.70 5710.0 – C57
2019-04-16 20:44:33 S 11 01 54.722 -55 54 34.70 – V C57
2019-04-16 20:44:33 s 1 -110642.26 1 +365164.90 7010.0 – C57
2019-04-16 21:44:33 S 11 01 52.250 -55 53 38.58 – V C57
2019-04-16 21:44:33 s 1 -112589.88 7 +364048.44 580.0 – C57
2019-04-16 22:14:33 S 11 01 51.552 -55 53 16.84 – V C57
2019-04-16 22:14:33 s 1 -113559.64 3 +363477.32 6450.0 – C57
2019-04-17 01:44:33 S 11 01 42.293 -55 50 01.57 – V C57
2019-04-17 01:44:33 s 1 -120270.50 7 +359238.49 7500.0 – C57
2019-04-17 02:14:33 S 11 01 40.841 -55 49 31.37 – V C57
2019-04-17 02:14:33 s 1 -121217.56 9 +358598.50 7420.0 – C57
2019-04-17 02:44:33 S 11 01 40.157 -55 48 59.36 – V C57
2019-04-17 02:44:33 s 1 -122161.66 5 +357949.89 2330.0 – C57
2019-04-17 03:14:33 S 11 01 38.940 -55 48 34.85 – V C57
2019-04-17 03:14:33 s 1 -123102.76 6 +357292.66 2090.0 – C57
2019-04-17 04:14:33 S 11 01 36.653 -55 47 40.16 – V C57
2019-04-17 04:14:33 s 1 -124975.86 4 +355952.31 5730.0 – C57
2019-04-17 05:14:33 S 11 01 33.698 -55 46 47.17 – V C57
2019-04-17 05:14:33 s 1 -126836.62 7 +354577.42 7370.0 – C57
2019-04-17 06:44:33 S 11 01 30.869 -55 45 22.57 – V C57
2019-04-17 06:44:33 s 1 -129604.12 2 +352450.26 6480.0 – C57
2019-04-17 09:44:33 S 11 01 23.722 -55 42 27.79 – V C57
2019-04-17 09:44:33 s 1 -135050.94 8 +347962.11 6350.0 – C57
2019-04-17 10:14:33 S 11 01 22.416 -55 42 03.60 – V C57
2019-04-17 10:14:33 s 1 -135946.96 1 +347183.71 1370.0 – C57
2019-04-17 10:44:33 S 11 01 20.676 -55 41 36.13 – V C57
2019-04-17 10:44:33 s 1 -136839.52 0 +346396.63 9390.0 – C57