Danielsson

18632, 1985 UY2, 1985UY2, 1993 FD11, 1993FD11, 1998 DN37, 1998DN37, J85U02Y, J93F11D, J98D37N

All data for this body: [vot]

MPC data
Name (number) Danielsson (18632)
a 2.93304
e 0.12356
i / sin(i) 3.8158 / 0.06655
q 2.57062
Q 3.29546
ω 217.0308
Node 127.5601
m 348.8984
n 0.1962
Epoch 2460800.5
nobs 1821
nopp 25
Years observed 1990-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.933
ep 0.094
sin(ip) 0.050
G 0.150
H 14.570
Mass
D 6.93 0.236
pV 0.070 0.0071
Value
Rotational Period 5.220
Period quality 2
Spectral Class D
Spectral Class Score 15.861
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9325 0.0941 0.0496 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.93 0.236 0.236 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0071 0.0071 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
14.57 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.225 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
C 0.997 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.83 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.4961 0.3750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.7316 0.3750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.8058 0.3750 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L&D DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT