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95469 (2002 DS18)
Classification: Main-belt Asteroid          SPK-ID: 2095469
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01203458479235861 3.9718e-08  
a 2.8580509341358 2.0975e-08 au
q 2.823655477828063 1.2258e-07 au
i 7.041619897491866 5.1483e-06 deg
node 74.04877493891169 4.1501e-05 deg
peri 34.81215291628489 0.00026937 deg
M 331.8023579702077 0.00026692 deg
tp 2459138.733614903084
(2020-Oct-16.23361490)
0.0013088 TDB
period 1764.832013702841
4.83
1.9428e-05
5.319e-08
d
yr
n .2039854202580304 2.2456e-09 deg/d
Q 2.892446390443537 2.1228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      8867 days (24.28 yr)  
   first obs. used      1995-10-17  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 23:45:39  

Additional Information
 Earth MOID = 1.84284 au 
 Jupiter MOID = 2.11772 au 
 T_jup = 3.292 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457370.5 (2015-Dec-14.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .009762875659117725 3.9116e-08  
q 2.829288003719983 1.2013e-07 au
tp 2457398.025314992454
(2016-Jan-10.52531499)
0.0016196 TDB
node 74.14384616481041 4.1565e-05 deg
peri 39.70196479674028 0.00033287 deg
i 7.036850738395282 5.1425e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      8867 days (24.28 yr)  
   first obs. used      1995-10-17  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 23:45:39  

Additional Information
 Jupiter MOID = 2.11772 au 
 T_jup = 3.292 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.530083690854176E-15 -4.637296695286064E-15 -6.533856502159295E-12 -6.666042062661712E-15 -1.254125613382349E-12 -1.878201942728592E-16
q -4.637296695286064E-15 1.443229381160494E-14 2.451305743998948E-11 1.883549601851273E-14 4.762979638729768E-12 1.590217690368147E-15
tp -6.533856502159295E-12 2.451305743998948E-11 2.623252675287692E-6 3.738127651131945E-10 5.349385965538208E-7 8.217635243825064E-11
node -6.666042062661712E-15 1.883549601851273E-14 3.738127651131945E-10 1.727676431733368E-9 -1.638497559939034E-9 -1.047985978733047E-10
peri -1.254125613382349E-12 4.762979638729768E-12 5.349385965538208E-7 -1.638497559939034E-9 1.108013096506992E-7 1.207674437486081E-10
i -1.878201942728592E-16 1.590217690368147E-15 8.217635243825064E-11 -1.047985978733047E-10 1.207674437486081E-10 2.64452753095552E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO453400  

95469 (2002 DS18)          Discovered 2002-Feb-22 by NEAT at Palomar
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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