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
2021-04-25 19:54:04 s 1 -183018.13 3 +219732.08 8910.0 – C57
2021-04-25 20:24:04 S 11 51 08.064 -55 55 17.40 – V C57
2021-04-25 20:24:04 s 1 -183440.19 2 +217890.24 7880.0 – C57
2021-04-25 20:34:04 S 11 51 07.608 -55 55 04.19 – V C57
2021-04-25 20:34:04 s 1 -183578.65 5 +217273.65 9320.0 – C57
2021-04-25 20:44:04 S 11 51 07.447 -55 54 55.66 – V C57
2021-04-25 20:44:04 s 1 -183715.99 9 +216655.74 8300.0 – C57
2021-04-25 21:04:04 S 11 51 06.334 -55 54 35.75 – V C57
2021-04-25 21:04:04 s 1 -183987.30 4 +215415.92 8830.0 – C57
2021-04-25 21:14:04 S 11 51 05.923 -55 54 22.03 – V C57
2021-04-25 21:14:04 s 1 -184121.25 6 +214794.01 370.0 – C57
2021-04-25 21:24:04 S 11 51 05.131 -55 54 11.74 – V C57
2021-04-25 21:24:04 s 1 -184254.06 7 +214170.78 9390.0 – C57
2021-04-25 21:34:04 S 11 51 04.678 -55 53 57.52 – V C57
2021-04-25 21:34:04 s 1 -184385.73 2 +213546.21 5900.0 – C57
2021-04-25 21:44:04 S 11 51 03.703 -55 53 48.98 – V C57
2021-04-25 21:44:04 s 1 -184516.24 5 +212920.30 9880.0 – C57
2021-04-25 21:54:04 S 11 51 03.202 -55 53 40.09 – V C57
2021-04-25 21:54:04 s 1 -184645.60 1 +212293.06 1320.0 – C57
2021-04-25 22:14:04 S 11 51 03.086 -55 53 16.37 – V C57
2021-04-25 22:14:04 s 1 -184900.82 0 +211034.57 6540.0 – C57
2021-04-25 22:24:04 S 11 51 02.611 -55 53 03.30 – V C57
2021-04-25 22:24:04 s 1 -185026.67 2 +210403.32 290.0 – C57
2021-04-25 22:34:04 S 11 51 01.534 -55 52 55.74 – V C57
2021-04-25 22:34:04 s 1 -185151.34 5 +209770.72 1460.0 – C57
2021-04-25 23:04:04 S 11 50 59.782 -55 52 25.79 – V C57
2021-04-25 23:04:04 s 1 -185518.23 5 +207864.86 9310.0 – C57
2021-04-25 23:14:04 S 11 50 59.522 -55 52 17.22 – V C57
2021-04-25 23:14:04 s 1 -185638.13 6 +207226.88 0.0 – C57
2021-04-25 23:34:04 S 11 50 58.757 -55 51 52.70 – V C57
2021-04-25 23:34:04 s 1 -185874.31 1 +205946.88 3440.0 – C57
2021-04-25 23:44:04 S 11 50 58.478 -55 51 43.70 – V C57
2021-04-25 23:44:04 s 1 -185990.57 4 +205304.85 6150.0 – C57
2021-04-25 23:54:04 S 11 50 57.264 -55 51 29.74 – V C57
2021-04-25 23:54:04 s 1 -186105.61 2 +204661.47 6180.0 – C57
2021-04-26 00:04:04 S 11 50 56.513 -55 51 19.91 – V C57
2021-04-26 00:04:04 s 1 -186219.41 9 +204016.73 3520.0 – C57
2021-04-26 00:14:04 S 11 50 56.426 -55 51 08.64 – V C57
2021-04-26 00:14:04 s 1 -186331.99 1 +203370.64 8140.0 – C57
2021-04-26 00:24:04 S 11 50 56.174 -55 50 59.39 – V C57
2021-04-26 00:24:04 s 1 -186443.32 0 +202723.19 40.0 – C57
2021-04-26 00:34:04 S 11 50 55.687 -55 50 50.75 – V C57
2021-04-26 00:34:04 s 1 -186553.40 1 +202074.39 9200.0 – C57
2021-04-26 00:44:04 S 11 50 54.874 -55 50 37.10 – V C57
2021-04-26 00:44:04 s 1 -186662.22 8 +201424.22 5620.0 – C57
2021-04-26 00:54:04 S 11 50 54.787 -55 50 27.60 – V C57
2021-04-26 00:54:04 s 1 -186769.79 4 +200772.69 9270.0 – C57
2021-04-26 01:04:04 S 11 50 54.252 -55 50 18.06 – V C57
2021-04-26 01:04:04 s 1 -186876.09 4 +200119.80 150.0 – C57
2021-04-26 01:14:04 S 11 50 53.482 -55 50 06.47 – V C57