1990 QD2

1990QD2, 07759, 1972 RT1, 1972RT1, 1972 TO8, 1972TO8, J72R01T, J72T08O, J90Q02D

All data for this body: [vot]

MPC data
Name (number) 1990 QD2 (7759)
a 2.35646
e 0.21134
i / sin(i) 1.7555 / 0.03063
q 1.85844
Q 2.85448
ω 198.5632
Node 118.3013
m 225.3021
n 0.2725
Epoch 2460800.5
nobs 3685
nopp 28
Years observed 1971-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Euterpe (27)
 
ap 2.358
ep 0.176
sin(ip) 0.017
G 0.150
H 13.970
Mass
D 4.96 0.245
pV 0.261 0.0349
Value
Rotational Period 3.570
Period quality 3
Spectral Class S
Spectral Class Score 17.791
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
27 Euterpe 410 Euterpe 0.4000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3576 0.1758 0.0170 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.96 0.245 0.245 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.261 0.0349 0.0349 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
13.97 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.571 3 Synodic Warner 2015MPBu...42..188W Lightcurve
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 0.83 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.830 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.1004 0.5200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5553 0.5200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8694 0.5200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT