Keisukenagao

08633, 1953 GF2, 1953GF2, 1981 FC1, 1981FC1, 1992 ES20, 1992ES20, J53G02F, J81F01C, J92E20S

All data for this body: [vot]

MPC data
Name (number) Keisukenagao (8633)
a 3.15240
e 0.16242
i / sin(i) 8.8494 / 0.15384
q 2.64039
Q 3.66442
ω 137.4217
Node 358.0190
m 0.2004
n 0.1761
Epoch 2460800.5
nobs 2814
nopp 27
Years observed 1953-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.150
ep 0.190
sin(ip) 0.156
G 0.150
H 13.280
Mass
D 7.60 0.620
pV 0.193 0.0585
Value
Rotational Period 4.857
Period quality 2
Spectral Class C
Spectral Class Score 15.517
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1501 0.1904 0.1561 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.60 0.620 0.620 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.193 0.0585 0.0585 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
13.28 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.857162 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.924 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.1351 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5560 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.9711 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S C 0.6967 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S C 0.9798 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1292 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.2608 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4608 0.4070 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT