2002 XY21

2002XY21, 2000 KE11, 2000KE11, 58047, K00K11E, K02X21Y

All data for this body: [vot]

MPC data
Name (number) 2002 XY21 (58047)
a 2.75877
e 0.18790
i / sin(i) 3.7689 / 0.06573
q 2.24039
Q 3.27714
ω 358.6703
Node 44.7247
m 355.4246
n 0.2151
Epoch 2460800.5
nobs 1152
nopp 19
Years observed 1997-2024
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.759
ep 0.160
sin(ip) 0.054
G 0.150
H 15.320
Mass
D 3.92 0.742
pV 0.087 0.0349
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 12.347
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7593 0.1595 0.0538 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.92 0.742 0.742 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.087 0.0349 0.0349 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
15.32 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D X 0.6828 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.879 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S X 0.2102 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V X 0.2390 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.1924 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.5746 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6212 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.6696 0.4490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT