Alleghenia

00457, 1900 RA, 1900RA, 1938 SA, 1938SA, J00R00A, J38S00A

All data for this body: [vot]

MPC data
Name (number) Alleghenia (457)
a 3.09538
e 0.17105
i / sin(i) 12.9749 / 0.22453
q 2.56593
Q 3.62483
ω 131.1558
Node 249.3946
m 320.0592
n 0.1810
Epoch 2460800.5
nobs 4743
nopp 36
Years observed 1900-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.091
ep 0.145
sin(ip) 0.244
G 0.150
H 11.110
Mass
D 20.14 0.057
pV 0.177 0.0154
Value
Rotational Period 21.950
Period quality 3-
Spectral Class X
Spectral Class Score 7.592
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0906 0.1450 0.2436 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
18.74 0.190 0.190 Masiero 2014ApJ...791..121M NEATM
20.28 0.060 0.060 Masiero 2011ApJ...741...68M NEATM
20.36 1.740 1.740 Usui 2011PASJ...63.1117U NEATM
20.80 4.160 4.160 Ali-Lagoa 2018A&A...612A..85A NEATM
21.07 4.210 4.210 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.156 0.0620 0.0620 Ali-Lagoa 2018A&A...612A..85A NEATM
0.159 0.0640 0.0640 Ali-Lagoa 2018A&A...612A..85A NEATM
0.174 0.0180 0.0180 Masiero 2011ApJ...741...68M NEATM
0.210 0.0400 0.0400 Masiero 2014ApJ...791..121M 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
11.11 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
21.953 3- Synodic Alvarez 2015MPBu...42...30A Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ds Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT
M 0.860000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X Tholen VIS Lazzaro 2004Icar..172..179L SPEC
X 0.432 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Xk Bus VIS Lazzaro 2004Icar..172..179L SPEC