Alouette

09995, 1981 EP22, 1981EP22, 4805 P-L, 4805P-L, J81E22P, PLS4805

All data for this body: [vot]

MPC data
Name (number) Alouette (9995)
a 2.39079
e 0.15929
i / sin(i) 2.3041 / 0.04020
q 2.00997
Q 2.77161
ω 199.1053
Node 20.7302
m 307.9964
n 0.2666
Epoch 2460800.5
nobs 1943
nopp 27
Years observed 1950-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.390
ep 0.189
sin(ip) 0.038
G 0.150
H 15.150
Mass
D 2.56 0.550
pV 0.245 0.0717
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 12.623
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.3500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3903 0.1890 0.0382 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.56 0.550 0.550 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.245 0.0717 0.0717 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
15.15 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.35 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.3360 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3911 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9268 0.5880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT