Thangada

1987 DC3, 1987DC3, 1999 VE179, 1999VE179, 21956, J87D03C, J99VH9E

All data for this body: [vot]

MPC data
Name (number) Thangada (21956)
a 2.77375
e 0.10066
i / sin(i) 9.9029 / 0.17198
q 2.49456
Q 3.05295
ω 25.1875
Node 148.3468
m 70.2898
n 0.2134
Epoch 2460800.5
nobs 3061
nopp 25
Years observed 1955-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.774
ep 0.144
sin(ip) 0.160
G 0.150
H 14.280
Mass
D 4.23 0.124
pV 0.188 0.0324
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.183
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 -0.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7736 0.1436 0.1598 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.23 0.124 0.124 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.188 0.0324 0.0324 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
14.28 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 0.412 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.9519 0.9519 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT