Argelander

01551, 1930 BL, 1930BL, 1938 DC1, 1938DC1, 1940 XD, 1940XD, 1951 XG1, 1951XG1, 1953 GD1, 1953GD1, 1957 KR, 1957KR, 1962 XP, 1962XP, J30B00L, J38D01C, J40X00D, J51X01G, J53G01D, J57K00R, J62X00P

All data for this body: [vot]

MPC data
Name (number) Argelander (1551)
a 2.39432
e 0.06555
i / sin(i) 3.7605 / 0.06559
q 2.23738
Q 2.55126
ω 232.9035
Node 107.2087
m 13.2519
n 0.2660
Epoch 2460800.5
nobs 8962
nopp 45
Years observed 1930-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.395
ep 0.029
sin(ip) 0.052
G 0.150
H 12.300
Mass
D 10.72 0.060
pV 0.232 0.0179
Value
Rotational Period 4.060
Period quality 2+
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3947 0.0294 0.0524 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.24 0.120 0.120 Masiero 2014ApJ...791..121M NEATM
10.50 0.500 0.500 Usui 2011PASJ...63.1117U NEATM
11.02 0.073 0.073 Masiero 2011ApJ...741...68M NEATM
11.66 2.330 2.330 Ali-Lagoa 2018A&A...612A..85A NEATM
9.19 0.270 0.270 Masiero 2012ApJ...759L...8M NEATM
9.57 1.910 1.910 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.194 0.0313 0.0313 Masiero 2011ApJ...741...68M NEATM
0.197 0.0790 0.0790 Ali-Lagoa 2018A&A...612A..85A NEATM
0.220 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.292 0.1170 0.1170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.302 0.0360 0.0360 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
12.30 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.213 2 Synodic Baxter 2019MPBu...46..111B Lightcurve
4.05835 2 Sidereal Durech 2016A&A...587A..48D Model
4.05836 2 Sidereal Durech 2023A&A...675A..24D Model
4.061 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
4.063 2+ Synodic Fauerbach 2018MPBu...45..240F Lightcurve
4.066 2 Synodic Fauerbach 2019MPBu...46..418F Lightcurve