Amphilochos

05244, 1973 SQ1, 1973SQ1, 1989 AO2, 1989AO2, J73S01Q, J89A02O

All data for this body: [vot]

MPC data
Name (number) Amphilochos (5244)
a 5.18776
e 0.02729
i / sin(i) 6.1504 / 0.10714
q 5.04621
Q 5.32931
ω 129.3871
Node 213.2856
m 172.0304
n 0.0834
Epoch 2460800.5
nobs 3927
nopp 34
Years observed 1955-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 10.560
Mass
D 36.75 0.473
pV 0.090 0.0115
Value
Rotational Period 9.760
Period quality 3
Spectral Class C
Spectral Class Score 5.460
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
36.69 0.690 0.690 Grav 2012ApJ...759...49G NEATM
36.80 0.650 0.650 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.090 0.0150 0.0150 Grav 2011ApJ...742...40G NEATM
0.091 0.0180 0.0180 Grav 2012ApJ...759...49G 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
10.56 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.578 2 Synodic Szabo 2017A&A...599A..44S Lightcurve
9.766 3 Synodic Stephens 2016MPBu...43...15S Lightcurve
9.7858 2 Sidereal Durech 2023A&A...675A..24D Model
9.786 Synodic McNeill 2021PSJ.....2....6M Lightcurve
9.787 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
9.793 3 Synodic Stephens 2020MPBu...47...43S Lightcurve
9.797 2+ Synodic Ryan 2017AJ....153..116R Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C K 0.780000 0.180000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.436 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT