1998 BU1

1998BU1, 1995 NN, 1995NN, 31208, J95N00N, J98B01U

All data for this body: [vot]

MPC data
Name (number) 1998 BU1 (31208)
a 2.59720
e 0.13656
i / sin(i) 14.3234 / 0.24740
q 2.24253
Q 2.95187
ω 325.1596
Node 102.4399
m 231.1685
n 0.2355
Epoch 2460800.5
nobs 2749
nopp 22
Years observed 1995-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.596
ep 0.141
sin(ip) 0.229
G 0.150
H 14.050
Mass
D 4.17 0.102
pV 0.232 0.0223
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.4400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5963 0.1408 0.2289 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.17 0.102 0.102 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.232 0.0223 0.0223 Masiero 2011ApJ...741...68M 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
14.05 MPC-2023-12-04 MPC-2023-12-04 Phot