1997 TB26

1997TB26, 1999 AF9, 1999AF9, 44009, J97T26B, J99A09F

All data for this body: [vot]

MPC data
Name (number) 1997 TB26 (44009)
a 3.10482
e 0.16847
i / sin(i) 5.9278 / 0.10328
q 2.58174
Q 3.62790
ω 219.0860
Node 158.9501
m 6.8856
n 0.1802
Epoch 2460800.5
nobs 1452
nopp 24
Years observed 1995-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.102
ep 0.141
sin(ip) 0.093
G 0.150
H 14.460
Mass
D 7.42 0.461
pV 0.074 0.0198
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 1.000
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
3.1021 0.1415 0.0931 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.42 0.461 0.461 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.074 0.0198 0.0198 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
14.46 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 C None None Movis NIR Popescu 2018A&A...617A..12P PHOT