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JPL Small-Body Database Browser
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15836 (1995 DA2)
Classification: TransNeptunian Object          SPK-ID: 2015836
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07128239156044994 0.00016273  
a 36.29800556009284 0.010526 au
q 33.71059691489491 0.003922 au
i 6.565181048168302 0.00015411 deg
node 127.5799882975058 0.00058793 deg
peri 333.2106750052942 0.1148 deg
M 65.25724292423318 0.12643 deg
tp 2444521.159156106014
(1980-Oct-08.65915611)
21.776 TDB
period 79877.15187192129
218.69
34.744
0.09512
d
yr
n .004506920834849502 1.9603e-06 deg/d
Q 38.88541420529076 0.011276 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      8390 days (22.97 yr)  
   first obs. used      1995-03-30  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .39428  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:28:58  

Additional Information
 Earth MOID = 32.7288 au 
 Jupiter MOID = 28.5085 au 
 T_jup = 5.378 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.7   n/a MPO234925  

15836 (1995 DA2)          Discovered 1995-Feb-24 by Luu, J. X., Jewitt, D. C. at Mauna Kea
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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