1999 JF91

1999JF91, 1983 RU3, 1983RU3, 29956, J83R03U, J99J91F

All data for this body: [vot]

MPC data
Name (number) 1999 JF91 (29956)
a 3.20113
e 0.12358
i / sin(i) 14.9199 / 0.25747
q 2.80555
Q 3.59672
ω 177.7285
Node 145.2034
m 111.3765
n 0.1721
Epoch 2460800.5
nobs 3877
nopp 24
Years observed 1983-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.186
ep 0.130
sin(ip) 0.241
G 0.150
H 13.240
Mass
D 15.18 0.207
pV 0.054 0.0051
Value
Rotational Period 12.610
Period quality 2
Spectral Class X
Spectral Class Score 6.986
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1855 0.1300 0.2407 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.06 0.254 0.254 Masiero 2011ApJ...741...68M NEATM
15.12 0.375 0.375 Masiero 2011ApJ...741...68M NEATM
18.75 1.330 1.330 Usui 2011PASJ...63.1117U NEATM
19.36 3.870 3.870 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.031 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A NEATM
0.059 0.0065 0.0065 Masiero 2011ApJ...741...68M NEATM
0.059 0.0108 0.0108 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
13.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.6005 2 Synodic Pal 2020ApJS..247...26P Lightcurve
12.619 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
C C 0.3984 0.3950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4788 0.3950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.86 Bus VIS Carvano 2010A&A...510A..43C PHOT
X C 0.5443 0.3950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT