Hirzo

07493, 1970 WE, 1970WE, 1988 AN3, 1988AN3, 1994 NP9, 1994NP9, 1995 US2, 1995US2, J70W00E, J88A03N, J94N09P, J95U02S

All data for this body: [vot]

MPC data
Name (number) Hirzo (7493)
a 2.59640
e 0.10828
i / sin(i) 5.4026 / 0.09415
q 2.31525
Q 2.87755
ω 178.2103
Node 266.0577
m 337.3463
n 0.2356
Epoch 2460800.5
nobs 3890
nopp 25
Years observed 1970-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.597
ep 0.115
sin(ip) 0.109
G 0.150
H 13.430
Mass
D 5.77 0.241
pV 0.232 0.0484
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 26.682
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5969 0.1153 0.1092 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.77 0.241 0.241 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.232 0.0484 0.0484 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
13.43 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.98 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.8311 0.9300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9762 0.9300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9867 0.9300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9930 0.9300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT