Jeffreyklus

1989 YS4, 1989YS4, 1999 VX62, 1999VX62, 22991, J89Y04S, J99V62X

All data for this body: [vot]

MPC data
Name (number) Jeffreyklus (22991)
a 2.30703
e 0.12846
i / sin(i) 2.2404 / 0.03909
q 2.01067
Q 2.60339
ω 304.5138
Node 64.9266
m 124.8771
n 0.2813
Epoch 2460800.5
nobs 2160
nopp 21
Years observed 1989-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.308
ep 0.092
sin(ip) 0.027
G 0.150
H 15.450
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.168
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3075 0.0920 0.0268 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
15.45 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
D D 0.1701 0.1701 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.528 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT