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243708 (2000 DQ45)
Classification: Main-belt Asteroid          SPK-ID: 2243708
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02271303303574902 3.5608e-08  
a 2.156102908511397 1.0131e-08 au
q 2.107131271921904 7.6193e-08 au
i 2.258493309052763 4.9127e-06 deg
node 191.8084103122561 8.3908e-05 deg
peri 287.2904026135689 0.00014585 deg
M 181.5371330505603 0.0001213 deg
tp 2459573.755222233282
(2021-Dec-25.25522223)
0.00039132 TDB
period 1156.385546929764
3.17
8.1508e-06
2.232e-08
d
yr
n .311314855980179 2.1943e-09 deg/d
Q 2.205074545100891 1.0362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      2000-01-27  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:54:50  

Additional Information
 Earth MOID = 1.12399 au 
 Jupiter MOID = 2.78271 au 
 T_jup = 3.699 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457702.5 (2016-Nov-10.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02323669567279769 3.5071e-08  
q 2.105188329917611 7.5145e-08 au
tp 2457257.854160667083
(2015-Aug-23.35416067)
0.0003789 TDB
node 191.8542766112086 8.389e-05 deg
peri 286.0672982743087 0.00014444 deg
i 2.258828360354829 4.9134e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      2000-01-27  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:54:50  

Additional Information
 Jupiter MOID = 2.78271 au 
 T_jup = 3.699 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.229962278326206E-15 -2.6128712990516E-15 6.701766787393396E-12 5.696396896566485E-16 2.071279960055763E-12 1.007116842953623E-15
q -2.6128712990516E-15 5.646764258671312E-15 -1.297976605197303E-11 -1.044335277476048E-15 -4.003339758729789E-12 -2.128000086998635E-15
tp 6.701766787393396E-12 -1.297976605197303E-11 1.435618359003344E-7 -2.516903477854716E-11 4.455888902135308E-8 9.575687153482234E-12
node 5.696396896566485E-16 -1.044335277476048E-15 -2.516903477854716E-11 7.03754829462061E-9 -7.03937111915323E-9 -1.240617787283651E-10
peri 2.071279960055763E-12 -4.003339758729789E-12 4.455888902135308E-8 -7.03937111915323E-9 2.086364200642241E-8 1.269428423879013E-10
i 1.007116842953623E-15 -2.128000086998635E-15 9.575687153482234E-12 -1.240617787283651E-10 1.269428423879013E-10 2.414157676702103E-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 17.5   n/a MPO418302  

243708 (2000 DQ45)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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