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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2568394743285446 5.0676e-08  
a 2.586055075856164 2.3001e-08 AU
q 1.921854049588602 1.3055e-07 AU
i 11.19680848576091 1.1331e-05 deg
node 336.7066073176459 3.3307e-05 deg
peri 279.3659755472679 4.1812e-05 deg
M 169.6946003221396 2.7424e-05 deg
tp 2456284.487499863843
(2012-Dec-22.98749986)
0.00011151 JED
period 1518.990584023825
4.16
2.0266e-05
5.549e-08
d
yr
n .2369994941287624 3.1619e-09 deg/d
Q 3.250256102123725 2.8909e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      11550 days (31.62 yr)  
   first obs. used      1983-03-10  
   last obs. used      2014-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53918  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:25:07  

Additional Information
 Earth MOID = .946867 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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