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 ]  
160510 (1990 RG1)
Classification: Mars-crossing Asteroid          SPK-ID: 2160510
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2671140119373411 1.0803e-07  
a 2.262548664107146 2.3587e-08 AU
q 1.658190213234014 2.4437e-07 AU
i 6.583865671966678 1.3006e-05 deg
node 359.5509187007691 6.6271e-05 deg
peri 27.96688480870477 7.3013e-05 deg
M 325.3244655303762 2.7376e-05 deg
tp 2456920.233584251297
(2014-Sep-19.73358425)
9.5585e-05 JED
period 1243.069241462646
3.40
1.9439e-05
5.322e-08
d
yr
n .2896057500195318 4.5287e-09 deg/d
Q 2.866907114980277 2.9888e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1990-09-14  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53266  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 15:43:46  

Additional Information
 Earth MOID = .664231 AU 
 T_jup = 3.562 
[ 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 15.8 mag n/a MPO260167  

160510 (1990 RG1)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar (675)
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1990 RG1 = 2002 CQ151 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-30 19:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin