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344599 (2003 DM23)
Classification: Main-belt Asteroid          SPK-ID: 2344599
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09310626746020981 5.1287e-08  
a 3.072873776639651 2.94e-08 au
q 2.786769968920375 1.6055e-07 au
i 14.84949910987753 4.5332e-06 deg
node 141.0818262905417 2.5204e-05 deg
peri 295.6737742827145 4.0118e-05 deg
M 138.0210106416969 3.2046e-05 deg
tp 2458246.175504208386
(2018-May-07.67550421)
0.00017117 TDB
period 1967.503478075114
5.39
2.8236e-05
7.731e-08
d
yr
n .1829729929383414 2.6259e-09 deg/d
Q 3.358977584358928 3.2137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7268 days (19.90 yr)  
   first obs. used      2000-07-31  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:02:19  

Additional Information
 Earth MOID = 1.83975 au 
 Jupiter MOID = 1.86557 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457508.5 (2016-Apr-30.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09383605038462058 5.1074e-08  
q 2.785512001917238 1.6004e-07 au
tp 2458248.667616330178
(2018-May-10.16761633)
0.00017055 TDB
node 141.0963115599027 2.5204e-05 deg
peri 296.2197203467579 4.0022e-05 deg
i 14.84882260160571 4.533e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7268 days (19.90 yr)  
   first obs. used      2000-07-31  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54306  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:02:19  

Additional Information
 Jupiter MOID = 1.86557 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.608515058068544E-15 -8.059602786570968E-15 -3.623891474947148E-12 -1.811934495946265E-15 -7.055376401950662E-13 -1.799932305826886E-15
q -8.059602786570968E-15 2.56140379873303E-14 1.267729222338703E-11 1.072422679878614E-14 2.393973273279771E-12 7.11259564820404E-15
tp -3.623891474947148E-12 1.267729222338703E-11 2.908561240595787E-8 2.320074452704081E-11 5.365156186639933E-9 6.145258293264224E-12
node -1.811934495946265E-15 1.072422679878614E-14 2.320074452704081E-11 6.352315375349938E-10 -6.098004826164872E-10 2.456335704541938E-11
peri -7.055376401950662E-13 2.393973273279771E-12 5.365156186639933E-9 -6.098004826164872E-10 1.601736994579146E-9 -2.271655947431854E-11
i -1.799932305826886E-15 7.11259564820404E-15 6.145258293264224E-12 2.456335704541938E-11 -2.271655947431854E-11 2.054769479023271E-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 15.4   n/a MPO437459  

344599 (2003 DM23)          Discovered 2003-Feb-25 by NEAT at Haleakala
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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