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70965 (1999 XC13)
Classification: Main-belt Asteroid          SPK-ID: 2070965
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07744017857169584 3.3238e-08  
a 2.564948260908878 1.2895e-08 au
q 2.366318209556934 8.7223e-08 au
i 8.716938613942139 4.5297e-06 deg
node 188.8764261345725 2.4527e-05 deg
peri 265.3098518220029 3.9099e-05 deg
M 321.0515782528843 3.107e-05 deg
tp 2459162.831837203331
(2020-Nov-09.33183720)
0.00012984 TDB
period 1500.432078419883
4.11
1.1315e-05
3.098e-08
d
yr
n .239930887360872 1.8093e-09 deg/d
Q 2.763578312260822 1.3893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      923  
   data-arc span      8598 days (23.54 yr)  
   first obs. used      1997-04-03  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:58:24  

Additional Information
 Earth MOID = 1.40211 au 
 Jupiter MOID = 2.38062 au 
 T_jup = 3.412 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456950.5 (2014-Oct-20.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07615267996355871 3.2957e-08  
q 2.370295749820386 8.6385e-08 au
tp 2457658.195027969086
(2016-Sep-26.69502797)
0.00013021 TDB
node 188.9360517344148 2.4493e-05 deg
peri 264.3959003896798 3.9684e-05 deg
i 8.720812521445604 4.5331e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      923  
   data-arc span      8598 days (23.54 yr)  
   first obs. used      1997-04-03  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:58:24  

Additional Information
 Jupiter MOID = 2.38062 au 
 T_jup = 3.412 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.086182455949496E-15 -2.819656685686152E-15 7.940990629409537E-13 -1.084021440503512E-14 2.227611448204698E-13 -1.766016735941584E-16
q -2.819656685686152E-15 7.462443379330321E-15 -1.701853640396196E-12 2.74431199042681E-14 -5.097365811187989E-13 6.043810485885849E-16
tp 7.940990629409537E-13 -1.701853640396196E-12 1.695564772510175E-8 -1.966061426385928E-11 4.072167721907529E-9 -9.512061093188582E-12
node -1.084021440503512E-14 2.74431199042681E-14 -1.966061426385928E-11 5.999012461901351E-10 -5.974814639057994E-10 -2.140902597781068E-11
peri 2.227611448204698E-13 -5.097365811187989E-13 4.072167721907529E-9 -5.974814639057994E-10 1.574792044906307E-9 1.884008541474514E-11
i -1.766016735941584E-16 6.043810485885849E-16 -9.512061093188582E-12 -2.140902597781068E-11 1.884008541474514E-11 2.054932265340198E-11

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 15.3   n/a MPO439542  

70965 (1999 XC13)          Discovered 1999-Dec-05 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 XC13 = 1997 GQ15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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