2001 ST220

2001ST220, 2003 BS85, 2003BS85, B0217, K01SM0T, K03B85S

All data for this body: [vot]

MPC data
Name (number) 2001 ST220 (110217)
a 2.71290
e 0.10236
i / sin(i) 2.6239 / 0.04578
q 2.43522
Q 2.99058
ω 316.4302
Node 72.1759
m 82.7095
n 0.2206
Epoch 2460800.5
nobs 653
nopp 19
Years observed 1994-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.713
ep 0.067
sin(ip) 0.031
G 0.150
H 16.150
Mass
D 2.65 0.192
pV 0.132 0.0189
Value
Rotational Period 4.820
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7131 0.0673 0.0306 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.65 0.192 0.192 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.132 0.0189 0.0189 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
16.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.829 2 Synodic Waszczak 2015AJ....150...75W Lightcurve