Duncan-Lewis

1993 FD21, 1993FD21, 2000 CC63, 2000CC63, 28493, J93F21D, K00C63C

All data for this body: [vot]

MPC data
Name (number) Duncan-Lewis (28493)
a 2.33922
e 0.05841
i / sin(i) 2.9550 / 0.05155
q 2.20258
Q 2.47585
ω 1.0267
Node 192.1388
m 348.0022
n 0.2755
Epoch 2460800.5
nobs 1565
nopp 21
Years observed 1993-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.339
ep 0.097
sin(ip) 0.058
G 0.150
H 15.910
Mass
D
pV
Value
Rotational Period 7.690
Period quality 2
Spectral Class S
Spectral Class Score 11.803
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3394 0.0973 0.0580 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.91 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
0.53 Synodic Erasmus 2018ApJS..237...19E Lightcurve
0.53 Synodic Erasmus 2019ApJS..242...15E Lightcurve
7.696 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L S 0.2442 0.3630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.07 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.998 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.2632 0.3630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7060 0.3630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.5461 0.3630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT