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 ]  
10307 (1990 QX1)
Classification: Main-belt Asteroid          SPK-ID: 2010307
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131588607073083 7.1727e-08  
a 2.328256878337867 1.4381e-08 AU
q 1.831968294717413 1.6549e-07 AU
i .8802509552230544 6.731e-06 deg
node 49.75461900517775 0.00044001 deg
peri 6.36198333281663 0.00044028 deg
M 194.3714296052298 1.7552e-05 deg
tp 2457397.504385501839
(2016-Jan-10.00438550)
6.5958e-05 JED
period 1297.611748192982
3.55
1.2022e-05
3.291e-08
d
yr
n .2774327532879739 2.5704e-09 deg/d
Q 2.824545461958321 1.7446e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      845  
   data-arc span      8613 days (23.58 yr)  
   first obs. used      1990-08-16  
   last obs. used      2014-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61555  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:58:21  

Additional Information
 Earth MOID = .842668 AU 
 T_jup = 3.542 
[ 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 14.5 mag n/a MPO263441  

10307 (1990 QX1)          Discovered 1990-Aug-22 by Holt, H. E. at Palomar (675)
Reference: 19990402/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QX1 = 1995 AK4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-25 02:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin