Ciardi

1997 EK57, 1997EK57, 1998 TG34, 1998TG34, 26312, J97E57K, J98T34G

All data for this body: [vot]

MPC data
Name (number) Ciardi (26312)
a 2.30285
e 0.19336
i / sin(i) 6.6225 / 0.11533
q 1.85758
Q 2.74813
ω 123.3104
Node 183.2815
m 278.5208
n 0.2820
Epoch 2460800.5
nobs 2428
nopp 21
Years observed 1997-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.303
ep 0.153
sin(ip) 0.122
G 0.150
H 14.530
Mass
D 3.08 0.507
pV 0.306 0.0882
Value
Rotational Period
Period quality None
Spectral Class L&D
Spectral Class Score 2.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3034 0.1529 0.1224 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.88 0.580 0.580 Nugent 2016AJ....152...63N NEATM
3.74 1.045 1.045 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.264 0.1475 0.1475 Masiero 2011ApJ...741...68M NEATM
0.330 0.1100 0.1100 Nugent 2016AJ....152...63N 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
14.53 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
L&D DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT