Hopf

1996 LC2, 1996LC2, 1998 SA28, 1998SA28, 25142, J96L02C, J98S28A

All data for this body: [vot]

MPC data
Name (number) Hopf (25142)
a 2.75298
e 0.06430
i / sin(i) 4.3361 / 0.07561
q 2.57597
Q 2.92999
ω 277.7966
Node 27.0949
m 5.5469
n 0.2158
Epoch 2460800.5
nobs 3152
nopp 24
Years observed 1991-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.752
ep 0.065
sin(ip) 0.075
G 0.150
H 13.790
Mass
D 4.89 0.220
pV 0.294 0.0258
Value
Rotational Period 19.520
Period quality 2
Spectral Class Cgx
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7525 0.0653 0.0747 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.89 0.220 0.220 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.294 0.0258 0.0258 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
13.79 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
19.527 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
Cgx Xt None None Movis NIR Popescu 2018A&A...617A..12P PHOT
L 0.120 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT