1999 TJ51

1999TJ51, 1991 FS2, 1991FS2, 38472, J91F02S, J99T51J

All data for this body: [vot]

MPC data
Name (number) 1999 TJ51 (38472)
a 3.09368
e 0.04796
i / sin(i) 9.1012 / 0.15818
q 2.94532
Q 3.24204
ω 229.1150
Node 2.0731
m 40.6575
n 0.1811
Epoch 2460800.5
nobs 2293
nopp 22
Years observed 1991-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.095
ep 0.071
sin(ip) 0.162
G 0.150
H 13.940
Mass
D 6.48 0.213
pV 0.153 0.0245
Value
Rotational Period 55.100
Period quality 2
Spectral Class L
Spectral Class Score 4.672
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos 0.9000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0945 0.0712 0.1617 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.48 0.213 0.213 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.153 0.0245 0.0245 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
13.94 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
55.12 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.51 Bus VIS Carvano 2010A&A...510A..43C PHOT
L L 0.6087 0.6087 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT