1999 TJ156

1999TJ156, 2000 AY99, 2000AY99, 2001 CZ3, 2001CZ3, 91720, J99TF6J, K00A99Y, K01C03Z

All data for this body: [vot]

MPC data
Name (number) 1999 TJ156 (91720)
a 3.16871
e 0.11605
i / sin(i) 6.4239 / 0.11188
q 2.80097
Q 3.53645
ω 27.1559
Node 86.3736
m 130.3116
n 0.1747
Epoch 2460800.5
nobs 1918
nopp 19
Years observed 1999-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.160
ep 0.137
sin(ip) 0.092
G 0.150
H 13.850
Mass
D 8.83 0.317
pV 0.099 0.0222
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.988
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1600 0.1369 0.0916 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.83 0.317 0.317 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.099 0.0222 0.0222 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
13.85 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
C 0.998 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT