Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
7783 (1994 JD)
Classification: Inner Main-belt Asteroid          SPK-ID: 2007783
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07745583444831025 3.8365e-08  
a 1.934103943683139 5.5899e-09 au
q 1.784296308815394 7.3825e-08 au
i 23.54091191496298 4.2634e-06 deg
node 96.20942971592882 1.1065e-05 deg
peri 15.40695093799454 3.216e-05 deg
M 206.9202324289649 3.0254e-05 deg
tp 2459018.266330945244
(2020-Jun-17.76633095)
8.3176e-05 TDB
period 982.4673862958283
2.69
4.2593e-06
1.166e-08
d
yr
n .3664243770546917 1.5886e-09 deg/d
Q 2.083911578550884 6.0229e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1481  
   data-arc span      12228 days (33.48 yr)  
   first obs. used      1986-05-09  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41386  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:04:59  

Additional Information
 Earth MOID = .804697 au 
 Jupiter MOID = 3.08177 au 
 T_jup = 3.805 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO324380  
diameter diameter 2.227 km 0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 31.83 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.816   0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7783 (1994 JD)          Discovered 1994-May-04 by Spahr, T. B. at Catalina Station
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin