1998 QY90

1998QY90, 2000 AJ197, 2000AJ197, 25070, J98Q90Y, K00AJ7J

All data for this body: [vot]

MPC data
Name (number) 1998 QY90 (25070)
a 2.52347
e 0.12544
i / sin(i) 11.8912 / 0.20605
q 2.20692
Q 2.84002
ω 174.4801
Node 171.4970
m 245.0878
n 0.2459
Epoch 2460800.5
nobs 2844
nopp 22
Years observed 1990-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.523
ep 0.089
sin(ip) 0.202
G 0.150
H 14.600
Mass
D 3.56 0.202
pV 0.290 0.0809
Value
Rotational Period 14.690
Period quality 2
Spectral Class S
Spectral Class Score 7.159
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5231 0.0894 0.2020 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.56 0.202 0.202 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.290 0.0809 0.0809 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
14.60 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
14.692 2 Synodic Waszczak 2015AJ....150...75W 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 0.2590 0.6310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.32 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9342 0.6310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT