1998 QU89

1998QU89, 2000 AL240, 2000AL240, 44295, J98Q89U, K00AO0L

All data for this body: [vot]

MPC data
Name (number) 1998 QU89 (44295)
a 2.99272
e 0.04885
i / sin(i) 9.8533 / 0.17113
q 2.84652
Q 3.13891
ω 272.2898
Node 220.9142
m 278.4329
n 0.1904
Epoch 2460800.5
nobs 3327
nopp 23
Years observed 1998-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.994
ep 0.069
sin(ip) 0.184
G 0.150
H 13.010
Mass
D 9.39 0.167
pV 0.167 0.0098
Value
Rotational Period 6.600
Period quality 2+
Spectral Class D
Spectral Class Score 7.783
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.5900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9945 0.0694 0.1837 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.39 0.167 0.167 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.167 0.0098 0.0098 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
13.01 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.60148 2 Sidereal Durech 2023A&A...675A..24D Model
6.62 2+ Synodic Chang 2016ApJS..227...20C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.5468 0.3150 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.7504 0.3150 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K 0.452 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L 0.97 Bus VIS Carvano 2010A&A...510A..43C PHOT
L D 0.4509 0.3150 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V D 0.1349 0.3150 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT