2001BW7

1999SY18, 42121, J99S18Y, K01B07W

All data for this body: [vot]

MPC data
Name (number) 2001BW7 (42121)
Packed designation 42121
a 2.43906
e 0.12841
i / sin(i) 8.2526 / 0.14354
q 2.12587
Q 2.75226
ω 222.8373
Node 91.8250
m 348.1811
n 0.2587
Epoch 2459600.5
nobs 1244
nopp 18
Years observed 1998-2021
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.440
ep 0.098
sin(ip) 0.127
Value Standard error
G 0.150
H 15.300
Mass
D 2.48 0.492
pV 0.288 0.1166
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4398 0.0984 0.1267 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.48 0.492 0.492 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.288 0.1166 0.1166 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.30 MPC-2022-01-18 MPC-2022-01-18 Phot