Brendandwyer

1998 KE22, 1998KE22, 1998 KK66, 1998KK66, 1999 TJ147, 1999TJ147, 21854, J98K22E, J98K66K, J99TE7J

All data for this body: [vot]

MPC data
Name (number) Brendandwyer (21854)
a 2.61775
e 0.12570
i / sin(i) 4.5903 / 0.08003
q 2.28869
Q 2.94680
ω 244.1491
Node 71.4015
m 61.0489
n 0.2327
Epoch 2460800.5
nobs 2048
nopp 25
Years observed 1991-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.619
ep 0.120
sin(ip) 0.064
G 0.150
H 14.880
Mass
D 3.72 0.708
pV 0.097 0.0824
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6186 0.1196 0.0640 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.72 0.708 0.708 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.097 0.0824 0.0824 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
14.88 MPC-2023-12-04 MPC-2023-12-04 Phot