Irtish

14612, 1974 OK1, 1974OK1, 1998 SG164, 1998SG164, 2000 AF80, 2000AF80, J74O01K, J98SG4G, K00A80F

All data for this body: [vot]

MPC data
Name (number) Irtish (14612)
a 3.15412
e 0.09738
i / sin(i) 7.3167 / 0.12735
q 2.84696
Q 3.46128
ω 76.3766
Node 140.9298
m 83.4039
n 0.1759
Epoch 2460800.5
nobs 4101
nopp 26
Years observed 1974-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.159
ep 0.115
sin(ip) 0.114
G 0.150
H 12.890
Mass
D 16.86 0.286
pV 0.043 0.0051
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 15.546
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1590 0.1153 0.1142 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.45 0.298 0.298 Masiero 2011ApJ...741...68M NEATM
20.93 1.200 1.200 Usui 2011PASJ...63.1117U NEATM
21.62 4.330 4.330 Ali-Lagoa 2018A&A...612A..85A NEATM
25.24 2.300 2.300 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.032 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.033 0.0070 0.0070 Tedesco 2002AJ....123.1056T STM
0.065 0.0090 0.0090 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
12.89 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
B 0.618 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.66 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.1137 0.4970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.2127 0.4970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4412 0.4970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5730 0.4970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6971 0.4970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT