Hiroaki

06975, 1983 VY3, 1983VY3, 1992 QM, 1992QM, J83V03Y, J92Q00M

All data for this body: [vot]

MPC data
Name (number) Hiroaki (6975)
a 2.86575
e 0.29011
i / sin(i) 4.8604 / 0.08473
q 2.03438
Q 3.69713
ω 335.6001
Node 322.0798
m 282.2397
n 0.2032
Epoch 2460800.5
nobs 4080
nopp 29
Years observed 1949-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.871
ep 0.276
sin(ip) 0.099
G 0.150
H 12.440
Mass
D 18.82 0.147
pV 0.054 0.0040
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 6.915
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8707 0.2764 0.0985 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
18.26 0.162 0.162 Masiero 2011ApJ...741...68M NEATM
19.02 1.900 1.900 Ali-Lagoa 2018A&A...612A..85A NEATM
21.47 0.360 0.360 Usui 2011PASJ...63.1117U NEATM
25.67 2.570 2.570 Ali-Lagoa 2018A&A...612A..85A NEATM
26.48 9.890 9.890 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.029 0.0140 0.0260 Masiero 2021PSJ.....2..162M NEATM
0.036 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.065 0.0054 0.0054 Masiero 2011ApJ...741...68M NEATM
0.066 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A 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
12.44 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.88 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.5258 0.5258 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT