Amasis

04161, 1982 VF3, 1982VF3, 6627 P-L, 6627P-L, J82V03F, PLS6627

All data for this body: [vot]

MPC data
Name (number) Amasis (4161)
a 3.06685
e 0.09356
i / sin(i) 3.2676 / 0.05700
q 2.77990
Q 3.35380
ω 229.7603
Node 172.4083
m 332.2872
n 0.1835
Epoch 2460800.5
nobs 3075
nopp 30
Years observed 1960-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.068
ep 0.069
sin(ip) 0.055
G 0.150
H 13.420
Mass
D 16.07 0.040
pV 0.024 0.0039
Value
Rotational Period 532.000
Period quality 2
Spectral Class C
Spectral Class Score 16.763
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0677 0.0693 0.0551 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.03 6.180 6.180 Nugent 2016AJ....152...63N NEATM
16.07 0.040 0.040 Masiero 2011ApJ...741...68M NEATM
17.11 5.260 5.260 Masiero 2021PSJ.....2..162M NEATM
17.62 6.130 6.130 Masiero 2021PSJ.....2..162M NEATM
17.84 4.870 4.870 Nugent 2016AJ....152...63N NEATM
18.83 8.030 8.030 Masiero 2021PSJ.....2..162M NEATM
18.86 7.900 7.900 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.024 0.0043 0.0043 Masiero 2011ApJ...741...68M NEATM
0.024 0.0140 0.0360 Masiero 2021PSJ.....2..162M NEATM
0.026 0.0120 0.0220 Masiero 2021PSJ.....2..162M NEATM
0.026 0.0820 0.0820 Masiero 2012ApJ...759L...8M NEATM
0.029 0.0170 0.0430 Masiero 2021PSJ.....2..162M NEATM
0.030 0.0200 0.0200 Nugent 2016AJ....152...63N 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
13.42 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
532.1 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.87 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.6462 0.7130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6825 0.7130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8418 0.7130 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.531 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT