Sirene

01009, 1923 UE, 1923UE, 2019 FK8, 2019FK8, J23U00E, K19F08K

All data for this body: [vot]

MPC data
Name (number) Sirene (1009)
a 2.62856
e 0.45295
i / sin(i) 15.7157 / 0.27087
q 1.43795
Q 3.81917
ω 186.6269
Node 229.2731
m 299.1455
n 0.2313
Epoch 2460800.5
nobs 7761
nopp 30
Years observed 1923-2025
rms 0.38
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 14.180
Mass
D 6.11 0.669
pV 0.127 0.0240
Value
Rotational Period 2.879
Period quality 2
Spectral Class S
Spectral Class Score 2.000
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.80 0.900 0.900 Ali-Lagoa 2017A&A...603A..55A NEATM
6.50 1.000 1.000 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.120 0.0300 0.0300 Ali-Lagoa 2017A&A...603A..55A NEATM
0.140 0.0400 0.0400 Ali-Lagoa 2017A&A...603A..55A 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
14.18 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.8791 2 Synodic Pilcher 2022MPBu...49..122P Lightcurve
2.8801 2 Synodic Pilcher 2022MPBu...49..122P Lightcurve
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
S DeMeo-Carry VIS Carry PHOT
X X 0.2949 0.2949 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT