Brucemurray

04957, 1990 XJ, 1990XJ, J90X00J

All data for this body: [vot]

MPC data
Name (number) Brucemurray (4957)
a 1.56549
e 0.21884
i / sin(i) 35.0123 / 0.57375
q 1.22291
Q 1.90808
ω 97.4603
Node 254.8802
m 251.1429
n 0.5032
Epoch 2460800.5
nobs 2236
nopp 21
Years observed 1976-2025
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 15.050
Mass
D 3.50 0.095
pV 0.132 0.0230
Value
Rotational Period 2.890
Period quality 3
Spectral Class S
Spectral Class Score 26.950
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.50 0.095 0.095 Mainzer 2012ApJ...760L..12M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.132 0.0230 0.0230 Mainzer 2012ApJ...760L..12M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.05 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.892 2 Synodic Pravec 1996Icar..124..471P Lightcurve
2.892 3 Synodic Pravec 1998Icar..136..124P Lightcurve
2.8922 2 Sidereal Kaasalainen 2004Icar..167..178K Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A Tholen VIS Lazzaro 2004Icar..172..179L SPEC
A 0.319 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
A 0.910000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Ld Bus VIS Lazzaro 2004Icar..172..179L SPEC
S Bus VIS Binzel 2019Icar..324...41B SPEC
S Bus VIS Bus 2002Icar..158..146B SPEC
S Bus VISNIR Binzel 2004Icar..170..259B SPEC
S Tholen VIS Michelsen 2006A&A...451..331M SPEC
S 0.990000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Sl Bus VIS Angeli 2002A&A...391..757A SPEC