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 ]  
9752 (1990 QZ1)
Classification: Main-belt Asteroid          SPK-ID: 2009752
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08269809092893278 6.0467e-08  
a 2.400152249572478 2.0189e-08 AU
q 2.201664240594051 1.4185e-07 AU
i 7.179967721807674 8.8982e-06 deg
node 345.8147322153583 4.4223e-05 deg
peri 119.7243342494462 7.0489e-05 deg
M 77.73874681785094 5.6041e-05 deg
tp 2456707.213786616411
(2014-Feb-18.71378662)
0.0002102 JED
period 1358.177757424917
3.72
1.7137e-05
4.692e-08
d
yr
n .2650610334559994 3.3443e-09 deg/d
Q 2.598640258550905 2.1859e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      885  
   data-arc span      8605 days (23.56 yr)  
   first obs. used      1990-08-22  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50222  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:37:47  

Additional Information
 Earth MOID = 1.22828 AU 
 T_jup = 3.511 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO267746  

9752 (1990 QZ1)          Discovered 1990-Aug-22 by Holt, H. E. at Palomar (675)
Reference: 19981208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QZ1 = 1992 BD1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Aug-21 16:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin