Chanyikhei

1976 UX, 1976UX, 1998 HQ75, 1998HQ75, 2000 RO11, 2000RO11, 20780, J76U00X, J98H75Q, K00R11O

All data for this body: [vot]

MPC data
Name (number) Chanyikhei (20780)
a 2.53911
e 0.13891
i / sin(i) 6.4921 / 0.11307
q 2.18640
Q 2.89183
ω 245.5434
Node 182.1213
m 20.0669
n 0.2436
Epoch 2460800.5
nobs 2853
nopp 21
Years observed 1976-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.539
ep 0.158
sin(ip) 0.125
G 0.150
H 14.350
Mass
D 4.42 0.258
pV 0.248 0.0409
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.516
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5392 0.1575 0.1248 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.73 0.814 0.814 Masiero 2011ApJ...741...68M NEATM
4.49 0.272 0.272 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.241 0.0423 0.0423 Masiero 2011ApJ...741...68M NEATM
0.350 0.1588 0.1588 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
14.35 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 0.586 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT