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103857 (2000 DG39)
Classification: Main-belt Asteroid          SPK-ID: 2103857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07896836050843076 5.507e-08  
a 2.663545252641672 1.579e-08 au
q 2.453209450900545 1.5212e-07 au
i 2.410707320968833 5.1936e-06 deg
node 225.1660539093731 0.00012173 deg
peri 278.9341744152865 0.0001261 deg
M 292.9871836782615 3.4318e-05 deg
tp 2459496.058814473377
(2021-Oct-08.55881447)
0.00015219 TDB
period 1587.77348947055
4.35
1.4119e-05
3.866e-08
d
yr
n .2267325927705491 2.0162e-09 deg/d
Q 2.873881054382799 1.7037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      9991 days (27.35 yr)  
   first obs. used      1993-09-09  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:48:54  

Additional Information
 Earth MOID = 1.46666 au 
 Jupiter MOID = 2.13218 au 
 T_jup = 3.379 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457542.5 (2016-Jun-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07719627943545318 5.5214e-08  
q 2.458282649658587 1.5224e-07 au
tp 2457909.853306917664
(2017-Jun-05.35330692)
0.00015151 TDB
node 225.1804008172749 0.00012175 deg
peri 279.3455860254397 0.0001263 deg
i 2.409285826179881 5.1962e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      9991 days (27.35 yr)  
   first obs. used      1993-09-09  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:48:54  

Additional Information
 Jupiter MOID = 2.13218 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.048635955040298E-15 -8.370890346223929E-15 -4.733582729022887E-13 1.291326648649514E-14 1.502672636459255E-14 1.141225538107535E-16
q -8.370890346223929E-15 2.31756358242023E-14 1.766862280653129E-12 -3.814240570704924E-14 5.238022690218286E-14 -1.989451671056488E-16
tp -4.733582729022887E-13 1.766862280653129E-12 2.2955901138148E-8 -3.433235287430768E-11 5.107646947652988E-9 1.435299918967338E-12
node 1.291326648649514E-14 -3.814240570704924E-14 -3.433235287430768E-11 1.482276692541166E-8 -1.481649984462997E-8 -9.839913481119647E-11
peri 1.502672636459255E-14 5.238022690218286E-14 5.107646947652988E-9 -1.481649984462997E-8 1.595144545064674E-8 9.860401990104765E-11
i 1.141225538107535E-16 -1.989451671056488E-16 1.435299918967338E-12 -9.839913481119647E-11 9.860401990104765E-11 2.700029581075628E-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 16.0   n/a MPO449627  
diameter diameter 3.663 km 1.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103857 (2000 DG39)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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