Imai

08271, 1952 UB, 1952UB, 1978 PA5, 1978PA5, 1978 SV, 1978SV, 1989 NY, 1989NY, 1993 SU3, 1993SU3, J52U00B, J78P05A, J78S00V, J89N00Y, J93S03U

All data for this body: [vot]

MPC data
Name (number) Imai (8271)
a 2.40761
e 0.21023
i / sin(i) 10.4240 / 0.18093
q 1.90146
Q 2.91375
ω 202.4019
Node 140.3314
m 177.5841
n 0.2638
Epoch 2460800.5
nobs 4720
nopp 27
Years observed 1952-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.409
ep 0.168
sin(ip) 0.165
G 0.150
H 13.670
Mass
D 5.78 0.234
pV 0.192 0.0282
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 28.837
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4090 0.1682 0.1646 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.78 0.234 0.234 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.192 0.0282 0.0282 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
13.67 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
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.70 Bus VIS Carvano 2010A&A...510A..43C PHOT
V 0.987 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.3520 0.7950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9414 0.7950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9594 0.7950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9997 0.7950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Vp Carvano NIR Hardersen 2018AJ....156...11H SPEC
Vp Carvano NIR Hardersen 2018AJ....156...11H SPEC