1999 SW15

1999SW15, 2000 YC54, 2000YC54, 91581, J99S15W, K00Y54C

All data for this body: [vot]

MPC data
Name (number) 1999 SW15 (91581)
a 3.05358
e 0.08874
i / sin(i) 7.9948 / 0.13908
q 2.78260
Q 3.32456
ω 99.9886
Node 294.7590
m 269.1588
n 0.1847
Epoch 2460800.5
nobs 1145
nopp 20
Years observed 1999-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.051
ep 0.064
sin(ip) 0.160
G 0.150
H 14.710
Mass
D 5.97 0.880
pV 0.086 0.0600
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 6.541
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0511 0.0635 0.1596 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.97 0.880 0.880 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.086 0.0600 0.0600 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
14.71 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.30 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.6569 0.6569 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.922 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT