1998 BT26

1998BT26, 73974, J98B26T

All data for this body: [vot]

MPC data
Name (number) 1998 BT26 (73974)
a 3.17119
e 0.08354
i / sin(i) 15.5136 / 0.26747
q 2.90626
Q 3.43612
ω 138.1623
Node 334.9441
m 249.4341
n 0.1745
Epoch 2460800.5
nobs 1824
nopp 20
Years observed 1998-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Ursula (375)
 
ap 3.174
ep 0.085
sin(ip) 0.274
G 0.150
H 13.630
Mass
D 9.97 0.183
pV 0.071 0.0127
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
375 Ursula 0 Ursula Novakovic 2019EPSC...13.1671N HCM
375 Ursula 631 Ursula Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1742 0.0853 0.2739 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.97 0.183 0.183 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0127 0.0127 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
13.63 MPC-2023-12-04 MPC-2023-12-04 Phot