1989 HA

1989HA, 13029, J89H00A

All data for this body: [vot]

MPC data
Name (number) 1989 HA (13029)
a 2.58064
e 0.16707
i / sin(i) 15.0869 / 0.26028
q 2.14949
Q 3.01178
ω 126.1419
Node 142.3890
m 214.0349
n 0.2377
Epoch 2460800.5
nobs 6956
nopp 23
Years observed 1989-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.581
ep 0.154
sin(ip) 0.254
G 0.150
H 13.400
Mass
D 13.73 0.066
pV 0.063 0.0051
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 8.509
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5806 0.1542 0.2536 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.39 2.880 2.880 Nugent 2016AJ....152...63N NEATM
11.63 3.910 3.910 Masiero 2021PSJ.....2..162M NEATM
12.09 3.290 3.290 Masiero 2020PSJ.....1....5M NEATM
12.54 3.620 3.620 Masiero 2020PSJ.....1....5M NEATM
13.57 0.100 0.100 Masiero 2011ApJ...741...68M NEATM
13.82 0.090 0.090 Masiero 2014ApJ...791..121M NEATM
14.58 0.380 0.380 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.052 0.0100 0.0100 Masiero 2012ApJ...759L...8M NEATM
0.054 0.0350 0.0350 Masiero 2020PSJ.....1....5M NEATM
0.054 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.066 0.0080 0.0080 Masiero 2011ApJ...741...68M NEATM
0.069 0.0330 0.0620 Masiero 2021PSJ.....2..162M NEATM
0.070 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.070 0.0300 0.0300 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
13.40 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 0.45 Bus VIS Carvano 2010A&A...510A..43C PHOT
L&D DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.352 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.7328 0.7328 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT