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
2021-04-08 16:04:05 s 1 -26640.527 0 +381905.19 3870.0 – C57
2021-04-08 16:54:05 S 12 17 28.214 -61 29 15.72 – V C57
2021-04-08 16:54:05 s 1 -28491.095 0 +381775.61 9980.0 – C57
2021-04-08 17:14:05 S 12 17 25.766 -61 29 09.02 – V C57
2021-04-08 17:14:05 s 1 -29230.847 0 +381716.91 9560.0 – C57
2021-04-08 21:24:05 S 12 17 06.682 -61 27 06.62 – V C57
2021-04-08 21:24:05 s 1 -38451.466 0 +380652.38 280.0 – C57
2021-04-08 22:54:05 S 12 16 59.388 -61 26 24.83 – V C57
2021-04-08 22:54:05 s 1 -41757.242 0 +380119.23 9850.0 – C57
2021-04-08 23:04:05 S 12 16 58.673 -61 26 16.94 – V C57
2021-04-08 23:04:05 s 1 -42124.049 0 +380055.09 8840.0 – C57
2021-04-09 01:24:05 S 12 16 46.829 -61 25 09.88 – V C57
2021-04-09 01:24:05 s 1 -47248.021 0 +379054.25 2780.0 – C57
2021-04-09 02:04:05 S 12 16 44.460 -61 24 48.60 – V C57
2021-04-09 02:04:05 s 1 -48707.911 0 +378733.00 4500.0 – C57
2021-04-09 03:24:05 S 12 16 36.823 -61 24 07.70 – V C57
2021-04-09 03:24:05 s 1 -51621.821 0 +378043.45 6460.0 – C57
2021-04-09 10:24:05 S 12 16 03.617 -61 20 36.02 – V C57
2021-04-09 10:24:05 s 1 -66772.941 0 +373391.96 3820.0 – C57
2021-04-10 01:34:05 S 12 14 47.520 -61 12 39.06 – V C57
2021-04-10 01:34:05 s 1 -98462.002 0 +357323.40 8620.0 – C57
2021-04-10 02:14:05 S 12 14 44.448 -61 12 22.64 – V C57
2021-04-10 02:14:05 s 1 -99809.751 0 +356426.90 4560.0 – C57
2021-04-10 03:54:05 S 12 14 35.798 -61 11 30.26 – V C57
2021-04-10 03:54:05 s 1 -103159.61 7 +354114.80 4590.0 – C57
2021-04-10 06:24:05 S 12 14 23.160 -61 10 08.15 – V C57
2021-04-10 06:24:05 s 1 -108129.90 8 +350456.10 8310.0 – C57
2021-04-10 06:44:05 S 12 14 21.686 -61 09 59.18 – V C57
2021-04-10 06:44:05 s 1 -108787.47 6 +349950.94 2970.0 – C57
2021-04-10 07:44:05 S 12 14 17.722 -61 09 18.86 – V C57
2021-04-10 07:44:05 s 1 -110752.69 0 +348410.89 1620.0 – C57
2021-04-10 08:44:05 S 12 14 12.425 -61 08 48.48 – V C57
2021-04-10 08:44:05 s 1 -112706.44 4 +346833.93 6810.0 – C57
2021-04-10 13:34:05 S 12 13 47.923 -61 06 11.41 – V C57
2021-04-10 13:34:05 s 1 -121978.54 0 +338688.30 6530.0 – C57
2021-04-10 13:44:05 S 12 13 47.158 -61 06 05.72 – V C57
2021-04-10 13:44:05 s 1 -122292.95 9 +338391.84 9430.0 – C57
2021-04-10 13:54:05 S 12 13 46.397 -61 06 03.71 – V C57
2021-04-10 13:54:05 s 1 -122607.00 8 +338094.35 1570.0 – C57
2021-04-10 14:44:05 S 12 13 42.139 -61 05 33.25 – V C57
2021-04-10 14:44:05 s 1 -124171.66 8 +336591.20 820.0 – C57
2021-04-10 15:04:05 S 12 13 40.066 -61 05 20.98 – V C57
2021-04-10 15:04:05 s 1 -124794.89 8 +335982.62 5120.0 – C57
2021-04-10 15:34:05 S 12 13 37.370 -61 05 07.44 – V C57
2021-04-10 15:34:05 s 1 -125726.88 1 +335061.89 690.0 – C57
2021-04-10 16:14:05 S 12 13 35.131 -61 04 41.99 – V C57
2021-04-10 16:14:05 s 1 -126964.12 1 +333819.55 370.0 – C57
2021-04-10 16:44:05 S 12 13 32.311 -61 04 28.34 – V C57
2021-04-10 16:44:05 s 1 -127887.94 4 +332876.75 9190.0 – C57
2021-04-10 21:34:05 S 12 13 07.956 -61 01 35.44 – V C57