Stacey

13389, 1991 US, 1991US, 1993 BU1, 1993BU1, 1997 WS46, 1997WS46, 1999 AG24, 1999AG24, J91U00S, J93B01U, J97W46S, J99A24G

All data for this body: [vot]

MPC data
Name (number) Stacey (13389)
a 3.13075
e 0.15166
i / sin(i) 1.7698 / 0.03088
q 2.65595
Q 3.60555
ω 338.8865
Node 317.3241
m 100.6710
n 0.1779
Epoch 2460800.5
nobs 3280
nopp 25
Years observed 1991-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.126
ep 0.153
sin(ip) 0.048
G 0.150
H 13.250
Mass
D 12.08 0.304
pV 0.076 0.0162
Value
Rotational Period 21.680
Period quality 2
Spectral Class X
Spectral Class Score 0.888
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1257 0.1535 0.0481 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.84 0.320 0.320 Masiero 2011ApJ...741...68M NEATM
14.29 1.040 1.040 Usui 2011PASJ...63.1117U NEATM
14.70 2.940 2.940 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0200 0.0200 Ali-Lagoa 2018A&A...612A..85A NEATM
0.126 0.0278 0.0278 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
13.25 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
21.669 2 Sidereal Durech 2023A&A...675A..24D Model
21.688 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X 0.148 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT