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 ]  
7663 (1994 RX1)
Classification: Main-belt Asteroid          SPK-ID: 2007663
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2259364812123075 5.3648e-08  
a 2.375525358727785 1.2296e-08 AU
q 1.838807518146225 1.3018e-07 AU
i 22.24557282561195 6.0864e-06 deg
node 172.0439490707475 1.4855e-05 deg
peri 92.1470626016912 1.9704e-05 deg
M 237.2264879218239 1.3077e-05 deg
tp 2457456.579037979543
(2016-Mar-09.07903798)
5.0078e-05 JED
period 1337.327986252347
3.66
1.0383e-05
2.843e-08
d
yr
n .2691934990524231 2.09e-09 deg/d
Q 2.912243199309345 1.5074e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      899  
   data-arc span      22114 days (60.54 yr)  
   first obs. used      1954-09-04  
   last obs. used      2015-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4907  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:29:13  

Additional Information
 Earth MOID = .975778 AU 
 T_jup = 3.409 
[ 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 MPO324379  
rotation period rot_per 32. h n/a LCDB (Rev. 2015-Feb); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

7663 (1994 RX1)          Discovered 1994-Sep-02 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Apr-26 02:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin