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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .267038953547006 9.4332e-08  
a 2.262313431109226 1.669e-08 AU
q 1.658187619870482 2.0626e-07 AU
i 6.58399158903603 7.6967e-06 deg
node 359.5502479390241 5.5992e-05 deg
peri 27.98194345218052 6.0136e-05 deg
M 23.24098521947464 1.3512e-05 deg
tp 2456920.262087497311
(2014-Sep-19.76208750)
4.6753e-05 JED
period 1242.875387088301
3.40
1.3753e-05
3.765e-08
d
yr
n .2896509205507531 3.2052e-09 deg/d
Q 2.866439242347971 2.1146e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      8893 days (24.35 yr)  
   first obs. used      1990-09-14  
   last obs. used      2015-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51532  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 18:22:01  

Additional Information
 Earth MOID = .665401 AU 
 T_jup = 3.563 
[ 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 2015-Mar-02 20:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin