1997EC25

1999TQ89, 20202, J97E25C, J99T89Q

All data for this body: [vot]

MPC data
Name (number) 1997EC25 (20202)
Packed designation 20202
a 2.76608
e 0.02974
i / sin(i) 5.7215 / 0.09969
q 2.68382
Q 2.84833
ω 258.3780
Node 69.4246
m 338.8098
n 0.2142
Epoch 2459600.5
nobs 1466
nopp 20
Years observed 1997-2021
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.766
ep 0.025
sin(ip) 0.083
Value Standard error
G 0.150
H 14.520
Mass
D 6.40 0.258
pV 0.082 0.0138
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7658 0.0248 0.0827 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.40 0.258 0.258 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.082 0.0138 0.0138 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
14.52 MPC-2022-01-18 MPC-2022-01-18 Phot