Armor

00774, 1896 RA, 1896RA, 1908 YH, 1908YH, 1910 CJ, 1910CJ, 1913 YE, 1913YE, 1955 SW2, 1955SW2, I96R00A, J08Y00H, J10C00J, J13Y00E, J55S02W

All data for this body: [vot]

MPC data
Name (number) Armor (774)
a 3.04882
e 0.16570
i / sin(i) 5.5651 / 0.09698
q 2.54365
Q 3.55400
ω 28.8606
Node 250.0731
m 112.8170
n 0.1851
Epoch 2460800.5
nobs 9573
nopp 59
Years observed 1908-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.048
ep 0.174
sin(ip) 0.112
G 0.150
H 9.080
Mass
D 53.50 0.332
pV 0.215 0.0097
Value
Rotational Period 25.190
Period quality 3
Spectral Class S
Spectral Class Score 15.796
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0482 0.1743 0.1121 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
50.21 0.460 0.460 Masiero 2014ApJ...791..121M NEATM
50.37 1.900 1.900 Tedesco 2002AJ....123.1056T STM
50.76 0.760 0.760 Usui 2011PASJ...63.1117U NEATM
51.10 5.110 5.110 Ali-Lagoa 2018A&A...612A..85A NEATM
53.11 2.298 2.298 Ryan&Woodward 2010AJ....140..933R IRAS-STM
53.40 10.680 10.680 Ali-Lagoa 2018A&A...612A..85A NEATM
55.68 1.970 1.970 Masiero 2012ApJ...759L...8M NEATM
58.29 3.190 3.190 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
64.97 0.752 0.752 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.153 0.0323 0.0323 Masiero 2011ApJ...741...68M NEATM
0.189 0.0290 0.0290 Masiero 2012ApJ...759L...8M NEATM
0.190 0.0212 0.0212 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.196 0.0780 0.0780 Ali-Lagoa 2018A&A...612A..85A NEATM
0.214 0.0430 0.0430 Ali-Lagoa 2018A&A...612A..85A NEATM
0.228 0.0203 0.0203 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.250 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.253 0.0200 0.0200 Tedesco 2002AJ....123.1056T STM
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
9.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
25.107 2 Synodic Oey 2013MPBu...40...64O Lightcurve
25.1547 2 Sidereal Durech 2020A&A...643A..59D Model
25.162 2 Synodic Warner 2006MPBu...33...95W Lightcurve
25.194 3 Synodic Polakis 2020MPBu...47...94P Lightcurve
26.2 2- Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.656 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S Tholen VIS Xu 1995Icar..115....1X SPEC