2001 SC20

2001SC20, 55280, K01S20C

All data for this body: [vot]

MPC data
Name (number) 2001 SC20 (55280)
a 2.59420
e 0.09824
i / sin(i) 5.8480 / 0.10189
q 2.33935
Q 2.84905
ω 345.5047
Node 105.0060
m 169.7465
n 0.2359
Epoch 2460800.5
nobs 2895
nopp 21
Years observed 1995-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.593
ep 0.170
sin(ip) 0.084
G 0.150
H 15.160
Mass
D 5.66 1.880
pV 0.073 0.0380
Value
Rotational Period 3.664
Period quality 2
Spectral Class D
Spectral Class Score 7.774
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5933 0.1700 0.0841 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.66 1.880 1.880 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.073 0.0380 0.0380 Masiero 2012ApJ...759L...8M 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
15.16 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.66395 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.5426 0.6820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.7531 0.6820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.793 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
XD 0.27 Bus VIS Carvano 2010A&A...510A..43C PHOT