2001 QA258

2001QA258, A9550, K01QP8A

All data for this body: [vot]

MPC data
Name (number) 2001 QA258 (109550)
a 2.69670
e 0.18387
i / sin(i) 13.2393 / 0.22902
q 2.20085
Q 3.19255
ω 251.1000
Node 166.4061
m 87.2929
n 0.2226
Epoch 2460800.5
nobs 1444
nopp 19
Years observed 1999-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.698
ep 0.162
sin(ip) 0.229
G 0.150
H 15.210
Mass
D 3.04 0.074
pV 0.210 0.0342
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 18.417
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.2900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6981 0.1620 0.2293 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.04 0.074 0.074 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.210 0.0342 0.0342 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
15.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.37 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.915 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.7038 0.8890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9941 0.8890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.4338 0.8890 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT