1999 JT91

1999JT91, A1850, J99J91T

All data for this body: [vot]

MPC data
Name (number) 1999 JT91 (101850)
a 2.67126
e 0.14142
i / sin(i) 12.8151 / 0.22181
q 2.29350
Q 3.04902
ω 15.6017
Node 85.4697
m 94.9382
n 0.2258
Epoch 2460800.5
nobs 3355
nopp 18
Years observed 1999-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Adeona (145)
 
ap 2.671
ep 0.163
sin(ip) 0.201
G 0.150
H 14.610
Mass
D 7.71 0.226
pV 0.062 0.0079
Value
Rotational Period 7.660
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
145 Adeona 0 Adeona Novakovic 2019EPSC...13.1671N HCM
145 Adeona 505 Adeona -0.0500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6706 0.1625 0.2008 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.52 1.610 1.610 Masiero 2021PSJ.....2..162M NEATM
6.72 2.049 2.049 Masiero 2017AJ....154..168M NEATM
7.77 0.230 0.230 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.061 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM
0.074 0.0695 0.0695 Masiero 2017AJ....154..168M NEATM
0.088 0.0390 0.0690 Masiero 2021PSJ.....2..162M 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
14.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.66002 2 Synodic Pal 2020ApJS..247...26P Lightcurve