Ako

04797, 1978 VY9, 1978VY9, 1985 QB4, 1985QB4, 1989 SJ, 1989SJ, J78V09Y, J85Q04B, J89S00J

All data for this body: [vot]

MPC data
Name (number) Ako (4797)
a 2.41172
e 0.18395
i / sin(i) 1.8099 / 0.03158
q 1.96809
Q 2.85535
ω 78.6259
Node 320.5003
m 162.8436
n 0.2632
Epoch 2460800.5
nobs 2999
nopp 26
Years observed 1978-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.412
ep 0.162
sin(ip) 0.045
G 0.150
H 14.380
Mass
D 5.85 0.430
pV 0.114 0.0202
Value
Rotational Period 4.080
Period quality 2+
Spectral Class X-complex
Spectral Class Score 5.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4120 0.1622 0.0454 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.40 0.859 0.859 Masiero 2011ApJ...741...68M NEATM
6.00 0.496 0.496 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.112 0.0209 0.0209 Masiero 2011ApJ...741...68M NEATM
0.139 0.0778 0.0778 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
14.38 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.8701 2 Sidereal Durech 2020A&A...643A..59D Model
3.87011 2 Sidereal Durech 2023A&A...675A..24D Model
4.085 2+ Synodic Bennefeld 2009MPBu...36..147B Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X-complex Tholen VIS Cellino 2001Icar..152..225C SPEC