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
2019-04-02 23:14:33 S 11 20 32.429 -60 07 28.13 – V C57
2019-04-02 23:14:33 s 1 -104598.09 5 +367710.40 4300.0 – C57
2019-04-03 00:14:33 S 11 20 27.360 -60 06 52.63 – V C57
2019-04-03 00:14:33 s 1 -106541.62 5 +366764.33 7740.0 – C57
2019-04-03 02:14:33 S 11 20 18.367 -60 05 48.37 – V C57
2019-04-03 02:14:33 s 1 -110399.71 1 +364769.74 9780.0 – C57
2019-04-03 02:44:33 S 11 20 16.051 -60 05 27.96 – V C57
2019-04-03 02:44:33 s 1 -111358.04 5 +364249.75 5310.0 – C57
2019-04-03 13:44:33 S 11 19 25.447 -59 59 27.53 – V C57
2019-04-03 13:44:33 s 1 -131755.52 7 +350644.48 9890.0 – C57
2019-04-03 18:44:33 S 11 19 03.026 -59 56 37.36 – V C57
2019-04-03 18:44:33 s 1 -140542.43 3 +343084.83 7470.0 – C57
2019-04-03 22:14:33 S 11 18 47.016 -59 54 39.24 – V C57
2019-04-03 22:14:33 s 1 -146489.85 5 +337277.79 1730.0 – C57
2019-04-03 22:44:33 S 11 18 44.429 -59 54 24.26 – V C57
2019-04-03 22:44:33 s 1 -147325.03 4 +336413.41 5900.0 – C57
2019-04-04 11:14:33 S 11 17 46.565 -59 47 04.52 – V C57
2019-04-04 11:14:33 s 1 -166903.51 9 +311948.48 7830.0 – C57
2019-04-04 13:14:33 S 11 17 37.879 -59 46 01.13 – V C57
2019-04-04 13:14:33 s 1 -169781.55 7 +307519.05 5580.0 – C57
2019-04-04 15:44:33 S 11 17 27.091 -59 44 32.46 – V C57
2019-04-04 15:44:33 s 1 -173269.68 9 +301779.77 8920.0 – C57
2019-04-04 16:14:33 S 11 17 24.631 -59 44 10.03 – V C57
2019-04-04 16:14:33 s 1 -173952.26 9 +300604.79 230.0 – C57
2019-04-04 18:44:33 S 11 17 12.986 -59 42 37.37 – V C57
2019-04-04 18:44:33 s 1 -177287.32 5 +294593.62 9380.0 – C57
2019-04-04 22:44:33 S 11 16 54.350 -59 40 10.74 – V C57
2019-04-04 22:44:33 s 1 -182341.37 8 +284500.11 8620.0 – C57
2019-04-04 23:14:33 S 11 16 51.470 -59 39 56.02 – V C57
2019-04-04 23:14:33 s 1 -182947.62 8 +283196.98 2860.0 – C57
2019-04-05 00:44:33 S 11 16 44.755 -59 38 55.72 – V C57
2019-04-05 00:44:33 s 1 -184731.05 2 +279231.97 7730.0 – C57
2019-04-05 02:44:33 S 11 16 36.324 -59 37 49.04 – V C57
2019-04-05 02:44:33 s 1 -187024.36 4 +273814.99 480.0 – C57
2019-04-05 03:14:33 S 11 16 33.389 -59 37 28.02 – V C57
2019-04-05 03:14:33 s 1 -187582.19 2 +272437.38 5570.0 – C57
2019-04-05 04:14:33 S 11 16 29.383 -59 36 51.70 – V C57
2019-04-05 04:14:33 s 1 -188678.82 2 +269654.02 6300.0 – C57
2019-04-05 06:44:33 S 11 16 18.118 -59 35 16.04 – V C57
2019-04-05 06:44:33 s 1 -191306.43 5 +262530.67 4370.0 – C57
2019-04-05 07:44:33 S 11 16 12.691 -59 34 39.94 – V C57
2019-04-05 07:44:33 s 1 -192310.51 9 +259615.03 2510.0 – C57
2019-04-05 08:14:33 S 11 16 11.218 -59 34 13.94 – V C57
2019-04-05 08:14:33 s 1 -192802.22 7 +258142.94 8540.0 – C57
2019-04-05 12:14:33 S 11 15 53.446 -59 31 43.00 – V C57
2019-04-05 12:14:33 s 1 -196478.42 8 +246021.46 5450.0 – C57
2019-04-05 16:44:33 S 11 15 31.428 -59 28 54.01 – V C57
2019-04-05 16:44:33 s 1 -200031.86 7 +231644.47 5050.0 – C57
2019-04-06 07:44:33 S 11 14 23.688 -59 19 01.45 – V C57
2019-04-06 07:44:33 s 1 -206580.92 9 +177903.53 6370.0 – C57