1999 TY264

1999TY264, 40971, J99TQ4Y

All data for this body: [vot]

MPC data
Name (number) 1999 TY264 (40971)
a 2.58916
e 0.03397
i / sin(i) 21.0655 / 0.35944
q 2.50121
Q 2.67712
ω 139.2858
Node 236.3696
m 28.8728
n 0.2366
Epoch 2460800.5
nobs 1847
nopp 21
Years observed 1998-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Hansa (480)
 
ap 2.590
ep 0.047
sin(ip) 0.371
G 0.150
H 14.790
Mass
D 3.61 1.234
pV 0.236 0.0785
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.286
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
480 Hansa 0 Hansa Novakovic 2019EPSC...13.1671N HCM
480 Hansa 803 Hansa Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5895 0.0472 0.3712 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.61 1.234 1.234 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.236 0.0785 0.0785 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
14.79 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 0.881 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT