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183384 (2002 XD55)
Classification: Main-belt Asteroid          SPK-ID: 2183384
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1316975772237949 3.733e-08  
a 2.613955526277015 1.7389e-08 au
q 2.269703916495582 9.5843e-08 au
i 4.906877618098018 4.2008e-06 deg
node 215.4237330536554 6.6348e-05 deg
peri 221.4709502650547 7.0242e-05 deg
M 48.11097698800204 2.3631e-05 deg
tp 2458794.205621498495
(2019-Nov-06.70562150)
0.00010063 TDB
period 1543.638913819238
4.23
1.5403e-05
4.217e-08
d
yr
n .2332151624172883 2.3271e-09 deg/d
Q 2.958207136058447 1.9679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      382  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      2002-11-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:35:40  

Additional Information
 Earth MOID = 1.28755 au 
 Jupiter MOID = 2.2979 au 
 T_jup = 3.391 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456854.5 (2014-Jul-16.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297708999522101 3.7336e-08  
q 2.275369426927585 9.5677e-08 au
tp 2457250.151599477678
(2015-Aug-15.65159948)
9.8939e-05 TDB
node 215.4791652648351 6.6466e-05 deg
peri 221.4036868477495 7.0504e-05 deg
i 4.900157071182536 4.1991e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      382  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      2002-11-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:35:40  

Additional Information
 Jupiter MOID = 2.2979 au 
 T_jup = 3.391 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.393960559164183E-15 -3.528896697086212E-15 1.187419534891083E-12 8.155398672207301E-15 2.750175086955863E-13 -1.93746115318898E-15
q -3.528896697086212E-15 9.15410930440036E-15 -2.836820794681698E-12 -1.872090542177965E-14 -6.747404955371566E-13 5.075366966037746E-15
tp 1.187419534891083E-12 -2.836820794681698E-12 9.788831418782466E-9 6.532829712218687E-11 2.369070399398519E-9 -5.990120606488822E-12
node 8.155398672207301E-15 -1.872090542177965E-14 6.532829712218687E-11 4.417712360459351E-9 -4.385177702119088E-9 -7.228254086839484E-11
peri 2.750175086955863E-13 -6.747404955371566E-13 2.369070399398519E-9 -4.385177702119088E-9 4.970792089258511E-9 7.051681078679563E-11
i -1.93746115318898E-15 5.075366966037746E-15 -5.990120606488822E-12 -7.228254086839484E-11 7.051681078679563E-11 1.763266002491499E-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 16.3   n/a MPO454262  

183384 (2002 XD55)          Discovered 2002-Dec-10 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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