Hirokun

09986, 1991 CM2, 1991CM2, 1991 GM1, 1991GM1, 1996 NX, 1996NX, J91C02M, J91G01M, J96N00X

All data for this body: [vot]

MPC data
Name (number) Hirokun (9986)
a 2.57261
e 0.05823
i / sin(i) 13.9876 / 0.24171
q 2.42280
Q 2.72242
ω 316.5852
Node 271.0558
m 46.8597
n 0.2389
Epoch 2460800.5
nobs 4301
nopp 24
Years observed 1991-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.572
ep 0.087
sin(ip) 0.258
G 0.150
H 12.610
Mass
D
pV
Value
Rotational Period 6.962
Period quality 3
Spectral Class S
Spectral Class Score 12.270
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 0 Maria Novakovic 2019EPSC...13.1671N HCM
170 Maria 506 Maria 0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5720 0.0866 0.2582 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
12.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.9629 3 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L S 0.4694 0.4480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L S 0.5684 0.4480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.33 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.7127 0.4480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9989 0.4480 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT