Epeios

02148, 1976 UW, 1976UW, J76U00W

All data for this body: [vot]

MPC data
Name (number) Epeios (2148)
a 5.22205
e 0.05790
i / sin(i) 9.1468 / 0.15896
q 4.91971
Q 5.52439
ω 233.6794
Node 176.5604
m 96.8116
n 0.0826
Epoch 2460800.5
nobs 3931
nopp 32
Years observed 1976-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 10.820
Mass
D 38.17 0.280
pV 0.064 0.0029
Value
Rotational Period 22.490
Period quality 2
Spectral Class D
Spectral Class Score 4.648
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
37.98 0.310 0.310 Grav 2012ApJ...759...49G NEATM
39.02 0.650 0.650 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.064 0.0030 0.0030 Grav 2012ApJ...759...49G NEATM
0.067 0.0160 0.0160 Grav 2011ApJ...742...40G 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
10.82 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
22.499 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.7746 0.7746 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT