Achaia

01150, 1929 RB, 1929RB, 1955 SZ1, 1955SZ1, J29R00B, J55S01Z

All data for this body: [vot]

MPC data
Name (number) Achaia (1150)
a 2.19034
e 0.20494
i / sin(i) 2.3931 / 0.04176
q 1.74146
Q 2.63922
ω 139.4713
Node 206.4848
m 179.8898
n 0.3040
Epoch 2460800.5
nobs 6302
nopp 39
Years observed 1929-2025
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.191
ep 0.138
sin(ip) 0.041
G 0.150
H 12.680
Mass
D 7.75 0.017
pV 0.245 0.0148
Value
Rotational Period 60.900
Period quality 3
Spectral Class S
Spectral Class Score 15.632
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1909 0.1376 0.0407 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.69 0.020 0.020 Masiero 2014ApJ...791..121M NEATM
7.93 0.036 0.036 Masiero 2011ApJ...741...68M NEATM
7.96 0.250 0.250 Usui 2011PASJ...63.1117U NEATM
8.16 0.250 0.250 Masiero 2012ApJ...759L...8M NEATM
8.47 0.850 0.850 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.234 0.0479 0.0479 Masiero 2011ApJ...741...68M NEATM
0.235 0.0470 0.0470 Ali-Lagoa 2018A&A...612A..85A NEATM
0.242 0.0290 0.0290 Masiero 2012ApJ...759L...8M NEATM
0.250 0.0200 0.0200 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
12.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
60.99 3 Synodic Pravec LCDB Lightcurve
61.071 2 Sidereal Durech 2016A&A...587A..48D Model
61.072 2 Sidereal Hanus 2016A&A...586A.108H Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Tholen VIS Lazzaro 2004Icar..172..179L SPEC
S 0.947 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.990000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
SI Bus VIS Lazzaro 2004Icar..172..179L SPEC