1998 YX21

1998YX21, 1980 PR3, 1980PR3, 74408, J80P03R, J98Y21X

All data for this body: [vot]

MPC data
Name (number) 1998 YX21 (74408)
a 3.10970
e 0.19404
i / sin(i) 14.1847 / 0.24505
q 2.50630
Q 3.71310
ω 56.1349
Node 300.6705
m 34.0799
n 0.1797
Epoch 2460800.5
nobs 2437
nopp 20
Years observed 1980-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.106
ep 0.163
sin(ip) 0.268
G 0.150
H 13.940
Mass
D 5.42 1.295
pV 0.126 0.0743
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1064 0.1627 0.2675 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.42 1.295 1.295 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.126 0.0743 0.0743 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
13.94 MPC-2023-12-04 MPC-2023-12-04 Phot