Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
7759 (1990 QD2)
Classification: Main-belt Asteroid          SPK-ID: 2007759
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210431058292975 4.8201e-08  
a 2.357420227191095 1.2661e-08 AU
q 1.861345793942007 1.1237e-07 AU
i 1.754725119752428 4.9101e-06 deg
node 118.3423610592317 0.00018387 deg
peri 198.74957077107 0.00018445 deg
M 215.955457499815 1.7821e-05 deg
tp 2457329.490951003801
(2015-Nov-02.99095100)
6.7804e-05 JED
period 1322.068431444557
3.62
1.0651e-05
2.916e-08
d
yr
n .2723005794841091 2.1937e-09 deg/d
Q 2.853494660440182 1.5325e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1210  
   data-arc span      15770 days (43.18 yr)  
   first obs. used      1971-03-24  
   last obs. used      2014-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51301  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:38:08  

Additional Information
 Earth MOID = .846982 AU 
 T_jup = 3.523 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO256921  

7759 (1990 QD2)          Discovered 1990-Aug-22 by Holt, H. E. at Palomar (675)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 QD2 = 1972 RT1 = 1972 TO8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-24 01:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin