Atanasoff

03546, 1957 WJ, 1957WJ, 1977 FH2, 1977FH2, 1979 SX10, 1979SX10, 1979 VC1, 1979VC1, 1983 SC, 1983SC, J57W00J, J77F02H, J79S10X, J79V01C, J83S00C

All data for this body: [vot]

MPC data
Name (number) Atanasoff (3546)
a 2.69383
e 0.02514
i / sin(i) 7.0208 / 0.12223
q 2.62610
Q 2.76157
ω 255.7610
Node 334.9409
m 270.8687
n 0.2229
Epoch 2460800.5
nobs 5259
nopp 31
Years observed 1957-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.694
ep 0.071
sin(ip) 0.132
G 0.150
H 12.430
Mass
D 9.98 1.010
pV 0.234 0.0440
Value
Rotational Period 3.750
Period quality 2
Spectral Class Sa
Spectral Class Score 5.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6942 0.0713 0.1324 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.98 1.010 1.010 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.234 0.0440 0.0440 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
12.43 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.754 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
3.754042 2 Sidereal Durech 2019A&A...631A...2D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.990000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Sa Bus VIS Bus 2002Icar..158..146B SPEC