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15848 (1995 YJ4)
Classification: Main-belt Asteroid          SPK-ID: 2015848
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2994068750433884 6.7045e-08  
a 3.143995124547975 3.3553e-08 au
q 2.202661369155417 2.1418e-07 au
i 25.98701496083511 8.235e-06 deg
node 132.039873382049 1.8269e-05 deg
peri 281.5991186358088 2.2606e-05 deg
M 217.7811313947353 1.6533e-05 deg
tp 2458204.907185452830
(2018-Mar-27.40718545)
0.00010192 JED
period 2036.203702103554
5.57
3.2596e-05
8.924e-08
d
yr
n .1767995999752346 2.8302e-09 deg/d
Q 4.085328879940532 4.3599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      814  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      1995-12-28  
   last obs. used      2015-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54685  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:44:23  

Additional Information
 Earth MOID = 1.36845 au 
 Jupiter MOID = 1.87063 au 
 T_jup = 2.988 
[ 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 12.3 mag n/a MPO302163  

15848 (1995 YJ4)          Discovered 1995-Dec-28 by McNaught, R. H. at Siding Spring
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 YJ4 = 1999 LW15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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