1998 DT9

1998DT9, 12851, 1996 TB25, 1996TB25, J96T25B, J98D09T

All data for this body: [vot]

MPC data
Name (number) 1998 DT9 (12851)
a 2.13171
e 0.11852
i / sin(i) 2.0297 / 0.03542
q 1.87906
Q 2.38435
ω 346.5230
Node 344.7159
m 107.8923
n 0.3167
Epoch 2460800.5
nobs 3852
nopp 23
Years observed 1990-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.131
ep 0.035
sin(ip) 0.028
G 0.150
H 15.380
Mass
D 2.16 0.147
pV 0.377 0.0388
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 11.480
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1310 0.0349 0.0278 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.16 0.147 0.147 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.377 0.0388 0.0388 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
15.38 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 0.794 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V Bus VIS Roig 2006Icar..183..411R PHOT
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.74 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 1.0000 1.0000 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT