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138095 (2000 DK79)
Classification: Amor [NEO, PHA]          SPK-ID: 2138095
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 150 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4143846304478868 4.8742e-08  
a 1.776678037134252 6.1713e-09 au
q 1.040449965291498 8.6638e-08 au
i 60.67772493835226 8.2066e-06 deg
node 43.46018397991096 2.1826e-06 deg
peri 2.552601363832284 7.456e-06 deg
M 357.4496979411769 6.8e-06 deg
tp 2459206.627744491096
(2020-Dec-23.12774449)
1.6368e-05 TDB
period 864.9908779089682
2.37
4.5068e-06
1.234e-08
d
yr
n .4161893601355256 2.1684e-09 deg/d
Q 2.512906108977006 8.7285e-09 au
  Orbit Determination Parameters
   # obs. used (total)      649  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      12711 days (34.80 yr)  
   first obs. used      1986-04-09  
   last obs. used      2021-01-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55494  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:24:51  

Additional Information
 Earth MOID = .0490837 au 
 Jupiter MOID = 2.91216 au 
 T_jup = 3.450 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457728.5 (2016-Dec-06.0) TDB
Reference: JPL 150 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4142369011108255 4.8742e-08  
q 1.040741259464209 8.6622e-08 au
tp 2457476.694994900592
(2016-Mar-29.19499490)
9.0735e-06 TDB
node 43.46885815134938 2.1813e-06 deg
peri 2.504270736533468 7.4616e-06 deg
i 60.68116816387538 8.2058e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      649  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      12711 days (34.80 yr)  
   first obs. used      1986-04-09  
   last obs. used      2021-01-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55494  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:24:51  

Additional Information
 Jupiter MOID = 2.91216 au 
 T_jup = 3.450 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.375757940534865E-15 -4.21837578090659E-15 -4.48679865590215E-14 -9.261761712920675E-14 -8.403909979033171E-14 4.058053649293165E-14
q -4.21837578090659E-15 7.503316337650058E-15 1.006040542326355E-13 1.643710423102482E-13 1.554228317421523E-13 -7.4601841952202E-14
tp -4.48679865590215E-14 1.006040542326355E-13 8.23288636059252E-11 4.4207623043536E-12 5.601694844809058E-11 1.92463945367532E-11
node -9.261761712920675E-14 1.643710423102482E-13 4.4207623043536E-12 4.758126121368302E-12 3.106671379384088E-12 7.074375951323494E-12
peri -8.403909979033171E-14 1.554228317421523E-13 5.601694844809058E-11 3.106671379384088E-12 5.567508628617391E-11 -3.37066215398178E-13
i 4.058053649293165E-14 -7.4601841952202E-14 1.92463945367532E-11 7.074375951323494E-12 -3.37066215398178E-13 6.733578472293225E-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 16.0   n/a MPO410786  
rotation period rot_per 4.243 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Hicks, M.; Ebelhar, S. (2013) Astronomer's Telegram 5591. http://www.astronomerstelegram.org]
[Warner, B.D.; Stephens, R.D.; Pray, D.P. (2014) Minor Planet Bull. 41, 75-76.]

138095 (2000 DK79)          Discovered 2000-Feb-26 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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