1981 EV45

1981EV45, 1992 PM1, 1992PM1, 46537, J81E45V, J92P01M

All data for this body: [vot]

MPC data
Name (number) 1981 EV45 (46537)
a 2.90707
e 0.16543
i / sin(i) 2.6420 / 0.04609
q 2.42615
Q 3.38800
ω 339.6341
Node 293.6232
m 247.3052
n 0.1988
Epoch 2460800.5
nobs 1142
nopp 24
Years observed 1981-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.910
ep 0.169
sin(ip) 0.065
G 0.150
H 15.300
Mass
D 5.88 0.120
pV 0.056 0.0175
Value
Rotational Period 5.800
Period quality 3-
Spectral Class S
Spectral Class Score 1.474
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9097 0.1691 0.0649 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.88 0.120 0.120 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.056 0.0175 0.0175 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
15.30 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.85 3- Synodic Chang 2016ApJS..227...20C Lightcurve
6.84803 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
D S 0.0635 0.1870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2457 0.1870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT