1989 SC

1989SC, 11865, 1986 TF8, 1986TF8, 1998 FB18, 1998FB18, J86T08F, J89S00C, J98F18B

All data for this body: [vot]

MPC data
Name (number) 1989 SC (11865)
a 2.20605
e 0.23158
i / sin(i) 6.7824 / 0.11810
q 1.69517
Q 2.71692
ω 299.1658
Node 354.5595
m 356.0144
n 0.3008
Epoch 2460800.5
nobs 3797
nopp 22
Years observed 1986-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.207
ep 0.172
sin(ip) 0.115
G 0.150
H 14.510
Mass
D 2.82 0.368
pV 0.318 0.0842
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.431
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2070 0.1719 0.1147 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.56 0.500 0.500 Nugent 2016AJ....152...63N NEATM
3.14 0.544 0.544 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.280 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.411 0.1563 0.1563 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
14.51 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 0.572 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.9999 0.9999 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT