1999 AY7

1999AY7, 29716, J99A07Y

All data for this body: [vot]

MPC data
Name (number) 1999 AY7 (29716)
a 2.26235
e 0.12268
i / sin(i) 10.0879 / 0.17516
q 1.98481
Q 2.53990
ω 2.4605
Node 91.0838
m 285.5124
n 0.2896
Epoch 2460800.5
nobs 3056
nopp 23
Years observed 1955-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.263
ep 0.177
sin(ip) 0.164
G 0.150
H 14.910
Mass
D 3.24 0.134
pV 0.187 0.0351
Value
Rotational Period 153.910
Period quality 2
Spectral Class S
Spectral Class Score 1.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2625 0.1770 0.1644 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.96 0.672 0.672 Masiero 2017AJ....154..168M NEATM
3.23 0.139 0.139 Masiero 2011ApJ...741...68M NEATM
3.82 0.800 0.800 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.138 0.0567 0.0567 Masiero 2017AJ....154..168M NEATM
0.164 0.0520 0.0760 Masiero 2021PSJ.....2..162M NEATM
0.268 0.0622 0.0622 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
14.91 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
153.912 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X 0.131 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT