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 ]  
9944 (1990 DA3)
Classification: Main-belt Asteroid          SPK-ID: 2009944
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04888911642877902 5.3408e-08  
a 2.834415889688044 2.0404e-08 au
q 2.695843801249504 1.5081e-07 au
i 3.164237027194629 4.9591e-06 deg
node 116.9669061163084 0.00010545 deg
peri 313.394948898198 0.00011945 deg
M 226.5870685770425 5.6141e-05 deg
tp 2458046.435589677249
(2017-Oct-19.93558968)
0.00027314 JED
period 1742.985554725582
4.77
1.882e-05
5.153e-08
d
yr
n .2065421592416345 2.2302e-09 deg/d
Q 2.972987978126584 2.1401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1251  
   data-arc span      9741 days (26.67 yr)  
   first obs. used      1988-11-06  
   last obs. used      2015-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51068  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:29:19  

Additional Information
 Earth MOID = 1.71064 au 
 Jupiter MOID = 2.16833 au 
 T_jup = 3.308 
[ 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 13.3 mag n/a MPO302127  

9944 (1990 DA3)          Discovered 1990-Feb-24 by Debehogne, H. at La Silla
Reference: 19990202/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 DA3 = 1993 VD8 = 1995 FT6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-12 22:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin