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 ]  
15707 (1988 RN4)
Classification: Main-belt Asteroid          SPK-ID: 2015707
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2560187735044869 4.2809e-08  
a 2.588164240609061 2.0933e-08 au
q 1.925545606100158 1.1504e-07 au
i 11.19359962232507 7.7706e-06 deg
node 336.7051681638032 2.3971e-05 deg
peri 279.1784710349524 3.1549e-05 deg
M 311.9811641906455 2.5693e-05 deg
tp 2457803.359476979226
(2017-Feb-18.85947698)
0.00011023 JED
period 1520.849276780982
4.16
1.8451e-05
5.052e-08
d
yr
n .2367098472519074 2.8718e-09 deg/d
Q 3.250782875117965 2.6292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      12086 days (33.09 yr)  
   first obs. used      1983-03-10  
   last obs. used      2016-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52592  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:22:58  

Additional Information
 Earth MOID = .94896 au 
 Jupiter MOID = 1.99318 au 
 T_jup = 3.348 
[ 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 13.8 mag n/a MPO365441  
diameter diameter 11.44 km 1.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.0310   0.008 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

15707 (1988 RN4)          Discovered 1988-Sep-01 by Debehogne, H. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RN4 = 1983 EQ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-01 13:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin