2001 SD18

2001SD18, A9896, K01S18D

All data for this body: [vot]

MPC data
Name (number) 2001 SD18 (109896)
a 2.55519
e 0.14006
i / sin(i) 14.2398 / 0.24598
q 2.19732
Q 2.91306
ω 184.7166
Node 15.4512
m 76.4483
n 0.2413
Epoch 2460800.5
nobs 1524
nopp 22
Years observed 1960-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.556
ep 0.189
sin(ip) 0.236
G 0.150
H 15.120
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 7.102
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5562 0.1894 0.2358 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
15.12 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
S 0.907 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.2766 0.2766 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT