Sirataka

12445, 1996 HE2, 1996HE2, 1997 SX4, 1997SX4, J96H02E, J97S04X

All data for this body: [vot]

MPC data
Name (number) Sirataka (12445)
a 3.11117
e 0.02822
i / sin(i) 10.0998 / 0.17536
q 3.02338
Q 3.19897
ω 179.8562
Node 72.2334
m 77.4433
n 0.1796
Epoch 2460800.5
nobs 8455
nopp 24
Years observed 1996-2025
rms 0.46
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.112
ep 0.046
sin(ip) 0.157
G 0.150
H 12.870
Mass
D 11.32 0.231
pV 0.034 0.0058
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.528
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1124 0.0461 0.1572 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.16 0.233 0.233 Masiero 2011ApJ...741...68M NEATM
22.99 2.000 2.000 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0060 0.0060 Tedesco 2002AJ....123.1056T STM
0.118 0.0226 0.0226 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
12.87 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 0.588 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.5880 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT