1981 EH25

1981EH25, 1995 SP7, 1995SP7, 39498, J81E25H, J95S07P

All data for this body: [vot]

MPC data
Name (number) 1981 EH25 (39498)
a 2.59675
e 0.11274
i / sin(i) 4.5579 / 0.07947
q 2.30400
Q 2.88951
ω 10.3140
Node 175.1663
m 190.0498
n 0.2355
Epoch 2460800.5
nobs 994
nopp 23
Years observed 1981-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.597
ep 0.206
sin(ip) 0.078
G 0.150
H 15.870
Mass
D 2.04 0.450
pV 0.245 0.0938
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.774
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5971 0.2059 0.0784 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.04 0.450 0.450 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.245 0.0938 0.0938 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
15.87 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 0.629 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S V DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
V V 0.2958 0.2958 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT