Samra

12577, 1986 UN4, 1986UN4, 1994 NN12, 1994NN12, 1997 AB8, 1997AB8, 1998 KC13, 1998KC13, 1999 RA13, 1999RA13, J86U04N, J94N12N, J97A08B, J98K13C, J99R13A

All data for this body: [vot]

MPC data
Name (number) Samra (12577)
a 2.74270
e 0.09424
i / sin(i) 4.4044 / 0.07680
q 2.48422
Q 3.00117
ω 20.3249
Node 302.0932
m 248.8783
n 0.2170
Epoch 2460800.5
nobs 2327
nopp 23
Years observed 1994-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.743
ep 0.072
sin(ip) 0.094
G 0.150
H 14.550
Mass
D 6.46 0.243
pV 0.088 0.0209
Value
Rotational Period 329.220
Period quality 2
Spectral Class C
Spectral Class Score 5.652
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7434 0.0721 0.0944 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.46 0.243 0.243 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.088 0.0209 0.0209 Masiero 2011ApJ...741...68M 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
14.55 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
329.228 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.942 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.57 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.3535 0.3535 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT