Underwood

15294, 1953 TB2, 1953TB2, 1991 VD5, 1991VD5, J53T02B, J91V05D

All data for this body: [vot]

MPC data
Name (number) Underwood (15294)
a 2.15842
e 0.18386
i / sin(i) 3.5930 / 0.06267
q 1.76158
Q 2.55527
ω 240.0706
Node 117.9365
m 38.5788
n 0.3108
Epoch 2460200.5
nobs 2957
nopp 21
Years observed 1953-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.158
ep 0.120
sin(ip) 0.051
Value Standard error
G 0.150
H 14.490
Mass
D 3.20 0.040
pV 0.417 0.0499
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1581 0.1197 0.0511 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.91 0.120 0.120 Masiero 2012ApJ...759L...8M NEATM
3.24 0.043 0.043 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.386 0.0817 0.0817 Masiero 2011ApJ...741...68M NEATM
0.436 0.0630 0.0630 Masiero 2012ApJ...759L...8M 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
14.49 MPC-2023-12-04 MPC-2023-12-04 Phot