2002 SM21

2002SM21, K02S21M, P8965

All data for this body: [vot]

MPC data
Name (number) 2002 SM21 (258965)
a 2.51401
e 0.14379
i / sin(i) 6.0167 / 0.10482
q 2.15253
Q 2.87549
ω 341.0877
Node 26.4985
m 240.4067
n 0.2473
Epoch 2460800.5
nobs 356
nopp 16
Years observed 1998-2025
rms 0.99
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.513
ep 0.083
sin(ip) 0.097
G 0.150
H 17.420
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 22.376
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5134 0.0826 0.0970 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.42 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 S 0.4284 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.0102 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.1989 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3348 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3481 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3849 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7573 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8239 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8712 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.18 Bus VIS Carvano 2010A&A...510A..43C PHOT
V S 0.0642 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.2038 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3098 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3342 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.6264 0.5480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT