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 ]  
13945 (1990 OH2)
Classification: Main-belt Asteroid          SPK-ID: 2013945
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1809188806366774 5.471e-08  
a 3.16955081285419 3.6704e-08 AU
q 2.596119227671539 1.6883e-07 AU
i 4.769206491100716 8.3662e-06 deg
node 349.2627161654464 7.3357e-05 deg
peri 278.9238092728508 7.6839e-05 deg
M 149.4171434834461 2.3727e-05 deg
tp 2456145.053343116655
(2012-Aug-05.55334312)
0.00013267 JED
period 2061.08073878499
5.64
3.5802e-05
9.802e-08
d
yr
n .1746656466316892 3.034e-09 deg/d
Q 3.742982398036841 4.3345e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1028  
   data-arc span      10352 days (28.34 yr)  
   first obs. used      1985-09-22  
   last obs. used      2014-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46377  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:47:24  

Additional Information
 Earth MOID = 1.58717 AU 
 T_jup = 3.172 
[ 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 12.6 mag n/a PDS3 (MPC 39036)  

13945 (1990 OH2)          Discovered 1990-Jul-29 by Holt, H. E. at Palomar (675)
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OH2 = 1985 SN6 = 1996 RN6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Aug-28 05:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin