2001 DG21

2001DG21, 1979 OS1, 1979OS1, 46027, J79O01S, K01D21G

All data for this body: [vot]

MPC data
Name (number) 2001 DG21 (46027)
a 2.75013
e 0.25388
i / sin(i) 15.8533 / 0.27318
q 2.05193
Q 3.44833
ω 157.8043
Node 126.4257
m 19.9739
n 0.2161
Epoch 2460800.5
nobs 1396
nopp 22
Years observed 1979-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.751
ep 0.246
sin(ip) 0.242
G 0.150
H 14.530
Mass
D 8.22 0.071
pV 0.063 0.0075
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7510 0.2464 0.2419 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.80 1.803 1.803 Masiero 2017AJ....154..168M NEATM
8.21 0.072 0.072 Masiero 2011ApJ...741...68M NEATM
9.21 0.650 0.650 Usui 2011PASJ...63.1117U NEATM
9.62 1.920 1.920 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.066 0.0312 0.0312 Masiero 2017AJ....154..168M NEATM
0.072 0.0091 0.0091 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
14.53 MPC-2023-12-04 MPC-2023-12-04 Phot