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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02271303276031772 3.565e-08  
a 2.156102906487676 1.0657e-08 au
q 2.107131270538005 7.6211e-08 au
i 2.258493003223837 5.3819e-06 deg
node 191.808420946141 8.6718e-05 deg
peri 287.2904216867614 0.00015406 deg
M 181.5371046461431 0.00012849 deg
tp 2459573.755312666354
(2021-Dec-25.25531267)
0.00041389 TDB
period 1156.385545301686
3.17
8.5737e-06
2.347e-08
d
yr
n .3113148564184799 2.3082e-09 deg/d
Q 2.205074542437347 1.0899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      7489 days (20.50 yr)  
   first obs. used      2000-01-27  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 16:46:11  

Additional Information
 Earth MOID = 1.12399 au 
 Jupiter MOID = 2.78271 au 
 T_jup = 3.699 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457443.5 (2016-Feb-25.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02317553566388743 3.5485e-08  
q 2.105976957049017 7.5957e-08 au
tp 2457260.340272370042
(2015-Aug-25.84027237)
0.0004018 TDB
node 191.8516323728516 8.6716e-05 deg
peri 286.8920326347978 0.00015215 deg
i 2.258233743709674 5.3827e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      7489 days (20.50 yr)  
   first obs. used      2000-01-27  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 16:46:11  

Additional Information
 Jupiter MOID = 2.78271 au 
 T_jup = 3.699 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.259194318283436E-15 -2.670559356452159E-15 6.610345563970191E-12 -9.174105121954927E-16 2.041268063775119E-12 7.40749695210758E-16
q -2.670559356452159E-15 5.769478815985876E-15 -1.324276085669974E-11 1.256898079852969E-15 -4.084106194485361E-12 -1.645571358333096E-15
tp 6.610345563970191E-12 -1.324276085669974E-11 1.614392226274509E-7 -3.796330324859564E-11 5.023775774606933E-8 8.247741611493687E-12
node -9.174105121954927E-16 1.256898079852969E-15 -3.796330324859564E-11 7.519614190517521E-9 -7.524930985426926E-9 -7.95939482860921E-11
peri 2.041268063775119E-12 -4.084106194485361E-12 5.023775774606933E-8 -7.524930985426926E-9 2.314878237311915E-8 8.211826926530387E-11
i 7.40749695210758E-16 -1.645571358333096E-15 8.247741611493687E-12 -7.95939482860921E-11 8.211826926530387E-11 2.897332565503623E-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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