2000 SA81

2000SA81, 1989 TD12, 1989TD12, 41602, J89T12D, K00S81A

All data for this body: [vot]

MPC data
Name (number) 2000 SA81 (41602)
a 2.38078
e 0.14019
i / sin(i) 4.2937 / 0.07487
q 2.04702
Q 2.71454
ω 52.2822
Node 49.8305
m 178.9367
n 0.2683
Epoch 2460800.5
nobs 1866
nopp 21
Years observed 1989-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.380
ep 0.160
sin(ip) 0.064
G 0.150
H 16.010
Mass
D 3.96 0.542
pV 0.050 0.0134
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.994
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3801 0.1602 0.0638 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.89 0.720 0.720 Masiero 2021PSJ.....2..162M NEATM
4.02 1.060 1.060 Masiero 2021PSJ.....2..162M NEATM
4.11 1.310 1.310 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0190 0.0310 Masiero 2021PSJ.....2..162M NEATM
0.051 0.0150 0.0210 Masiero 2021PSJ.....2..162M NEATM
0.051 0.0337 0.0337 Masiero 2017AJ....154..168M 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
16.01 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
C 0.999 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT