1998 SR61

1998SR61, 1999 XY175, 1999XY175, 44385, J98S61R, J99XH5Y

All data for this body: [vot]

MPC data
Name (number) 1998 SR61 (44385)
a 2.78396
e 0.04086
i / sin(i) 11.2357 / 0.19485
q 2.67022
Q 2.89770
ω 122.0841
Node 336.7646
m 49.6794
n 0.2122
Epoch 2460200.5
nobs 1749
nopp 18
Years observed 1998-2023
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.784
ep 0.061
sin(ip) 0.204
Value Standard error
G 0.150
H 14.150
Mass
D 4.72 0.097
pV 0.271 0.0176
Rotational Period 27.110
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7845 0.0610 0.2040 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.68 0.108 0.108 Masiero 2011ApJ...741...68M NEATM
4.87 0.216 0.216 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.270 0.0182 0.0182 Masiero 2011ApJ...741...68M NEATM
0.292 0.0692 0.0692 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
14.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
27.11 Durech 2023A&A...675A..24D Model