1999 TJ194

1999TJ194, 1999 XS261, 1999XS261, 40934, J99TJ4J, J99XQ1S

All data for this body: [vot]

MPC data
Name (number) 1999 TJ194 (40934)
a 2.77626
e 0.13046
i / sin(i) 8.1360 / 0.14152
q 2.41406
Q 3.13845
ω 338.9189
Node 315.2927
m 276.4025
n 0.2131
Epoch 2460800.5
nobs 2662
nopp 22
Years observed 1998-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.777
ep 0.126
sin(ip) 0.155
G 0.150
H 14.020
Mass
D 4.95 0.354
pV 0.239 0.0534
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.232
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion -0.1500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7774 0.1258 0.1552 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.95 0.354 0.354 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.239 0.0534 0.0534 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
14.02 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.5386 0.5386 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT