1995 BQ2

1995BQ2, 1999 UM9, 1999UM9, 39636, J95B02Q, J99U09M

All data for this body: [vot]

MPC data
Name (number) 1995 BQ2 (39636)
a 3.14895
e 0.20054
i / sin(i) 25.3509 / 0.42816
q 2.51747
Q 3.78043
ω 244.1226
Node 225.7308
m 159.0638
n 0.1764
Epoch 2460800.5
nobs 2044
nopp 22
Years observed 1993-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.141
ep 0.151
sin(ip) 0.447
G 0.150
H 13.500
Mass
D 10.29 0.157
pV 0.063 0.0088
Value
Rotational Period 6.620
Period quality 2
Spectral Class B
Spectral Class Score 5.652
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1414 0.1509 0.4466 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.28 0.157 0.157 Masiero 2011ApJ...741...68M NEATM
13.61 4.320 4.320 Masiero 2012ApJ...759L...8M NEATM
13.99 4.497 4.497 Masiero 2017AJ....154..168M NEATM
15.41 5.130 5.130 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0290 0.0290 Masiero 2020PSJ.....1....5M NEATM
0.046 0.0330 0.0330 Masiero 2012ApJ...759L...8M NEATM
0.067 0.0098 0.0098 Masiero 2011ApJ...741...68M NEATM
0.074 0.0602 0.0602 Masiero 2017AJ....154..168M 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
13.50 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.62146 2 Sidereal Durech 2023A&A...675A..24D Model
6.623 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.942 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT