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 ]  
23440 (1986 QH1)
Classification: Main-belt Asteroid          SPK-ID: 2023440
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050599241483428 1.4223e-07  
a 3.167941470379855 4.8425e-08 AU
q 2.835117779795357 4.3595e-07 AU
i 15.26718097788719 1.4278e-05 deg
node 341.5236459084382 2.9136e-05 deg
peri 13.88740312212092 5.1926e-05 deg
M 317.5940946071164 5.1958e-05 deg
tp 2457043.098432211814
(2015-Jan-20.59843221)
0.00030107 JED
period 2059.511164473552
5.64
4.7222e-05
1.293e-07
d
yr
n .1747987610895144 4.0079e-09 deg/d
Q 3.500765160964352 5.3512e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      9433 days (25.83 yr)  
   first obs. used      1986-08-27  
   last obs. used      2012-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5439  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 20:23:18  

Additional Information
 Earth MOID = 1.8303 AU 
 T_jup = 3.140 
[ 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 13.4 mag n/a MPO233652  

23440 (1986 QH1)          Discovered 1986-Aug-27 by Debehogne, H. at La Silla (809)
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 QH1 = 2000 AJ230 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-21 02:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin