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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2569149299836159 5.0661e-08  
a 2.586034494926468 2.3049e-08 AU
q 1.921643623727219 1.3047e-07 AU
i 11.19682047089105 1.1424e-05 deg
node 336.7077868066308 3.3348e-05 deg
peri 279.3855550605563 4.1902e-05 deg
M 122.2573642640705 2.7202e-05 deg
tp 2456284.651199343282
(2012-Dec-23.15119934)
0.00011187 JED
period 1518.972450897132
4.16
2.0308e-05
5.56e-08
d
yr
n .2370023233715514 3.1686e-09 deg/d
Q 3.250425366125717 2.8971e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      746  
   data-arc span      11274 days (30.87 yr)  
   first obs. used      1983-03-10  
   last obs. used      2014-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5398  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:22:10  

Additional Information
 Earth MOID = .945057 AU 
 T_jup = 3.349 
[ 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 13.7 mag n/a MPO267767  
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 (809)
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 ]
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