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15706 (1988 CE2)
Classification: Main-belt Asteroid          SPK-ID: 2015706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497997859627788 2.6698e-08  
a 2.28214283977527 7.0643e-09 au
q 1.940278330840446 6.0578e-08 au
i 6.449713814635516 4.7099e-07 deg
node 307.3898112173666 4.441e-06 deg
peri 58.30651581809795 6.6519e-06 deg
M 294.7259012273288 5.4355e-06 deg
tp 2459428.823727383135
(2021-Aug-02.32372738)
1.9836e-05 TDB
period 1259.252037231383
3.45
5.847e-06
1.601e-08
d
yr
n .2858839925258357 1.3274e-09 deg/d
Q 2.624007348710094 8.1226e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1822  
   data-arc span      15511 days (42.47 yr)  
   first obs. used      1978-03-05  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:06:26  

Additional Information
 Earth MOID = .94521 au 
 Jupiter MOID = 2.85292 au 
 T_jup = 3.581 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.26   n/a E2021B10  
diameter diameter 3.133 km 0.403 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.412   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

15706 (1988 CE2)          Discovered 1988-Feb-11 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 CE2 = 1978 EC8 = 1995 BF16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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