1999 TY30

1999TY30, 42938, J99T30Y

All data for this body: [vot]

MPC data
Name (number) 1999 TY30 (42938)
a 2.68329
e 0.03766
i / sin(i) 1.9876 / 0.03468
q 2.58223
Q 2.78436
ω 117.4513
Node 312.4472
m 243.5148
n 0.2242
Epoch 2460800.5
nobs 2353
nopp 22
Years observed 1991-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.683
ep 0.042
sin(ip) 0.051
G 0.150
H 14.470
Mass
D 5.37 0.069
pV 0.117 0.0218
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 4.093
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6832 0.0419 0.0514 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.37 0.069 0.069 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.117 0.0218 0.0218 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
14.47 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
D D 0.6821 0.6821 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.392 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT