1984 HA2

1984HA2, 18324, 2000 SQ6, 2000SQ6, J84H02A, K00S06Q

All data for this body: [vot]

MPC data
Name (number) 1984 HA2 (18324)
a 3.00838
e 0.31186
i / sin(i) 7.9383 / 0.13811
q 2.07018
Q 3.94659
ω 334.9272
Node 253.8388
m 296.2544
n 0.1889
Epoch 2460800.5
nobs 2332
nopp 23
Years observed 1984-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 13.740
Mass
D 10.46 0.034
pV 0.054 0.0006
Value
Rotational Period 4.472
Period quality 2
Spectral Class C
Spectral Class Score 5.424
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.22 0.047 0.047 Masiero 2011ApJ...741...68M NEATM
10.73 0.049 0.049 Masiero 2011ApJ...741...68M NEATM
7.89 2.300 2.300 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0007 0.0007 Masiero 2011ApJ...741...68M NEATM
0.067 0.0017 0.0017 Masiero 2011ApJ...741...68M NEATM
0.080 0.0600 0.0600 Nugent 2016AJ....152...63N 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
13.74 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.47227 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.904 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT