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213971 (2003 YG138)
Classification: Main-belt Asteroid          SPK-ID: 2213971
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08131865432586452 4.7111e-08  
a 2.645304343884414 2.1676e-08 au
q 2.43019175435737 1.277e-07 au
i 5.757180590239918 4.311e-06 deg
node 83.57565613802585 6.3261e-05 deg
peri 20.46914193685461 7.4041e-05 deg
M 349.3242428717929 3.9294e-05 deg
tp 2459247.102378069371
(2021-Feb-01.60237807)
0.00017172 TDB
period 1571.490986868403
4.30
1.9316e-05
5.288e-08
d
yr
n .2290818102096735 2.8157e-09 deg/d
Q 2.860416933411459 2.3439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2002-09-05  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57674  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:51  

Additional Information
 Earth MOID = 1.44785 au 
 Jupiter MOID = 2.24542 au 
 T_jup = 3.381 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457586.5 (2016-Jul-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07918212711389065 4.6863e-08  
q 2.435687865229574 1.2673e-07 au
tp 2457673.719623250261
(2016-Oct-12.21962325)
0.00017272 TDB
node 83.61814650241037 6.3358e-05 deg
peri 20.07457594814054 7.4873e-05 deg
i 5.753431822791074 4.3052e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      6709 days (18.37 yr)  
   first obs. used      2002-09-05  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57674  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:51  

Additional Information
 Jupiter MOID = 2.24542 au 
 T_jup = 3.381 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.196186693191035E-15 -5.864751426624915E-15 3.686879000459449E-12 4.614132074809225E-14 8.546256530049517E-13 1.728482906309713E-16
q -5.864751426624915E-15 1.606091358638609E-14 -8.957202945528775E-12 -1.209972726822112E-13 -2.084116392712093E-12 3.891452642340444E-16
tp 3.686879000459449E-12 -8.957202945528775E-12 2.983285631705943E-8 1.326520648207553E-10 6.952633122817691E-9 5.248624005735712E-12
node 4.614132074809225E-14 -1.209972726822112E-13 1.326520648207553E-10 4.014237052711364E-9 -3.96209568609781E-9 5.926555207843726E-11
peri 8.546256530049517E-13 -2.084116392712093E-12 6.952633122817691E-9 -3.96209568609781E-9 5.605912000294092E-9 -5.779796214586866E-11
i 1.728482906309713E-16 3.891452642340444E-16 5.248624005735712E-12 5.926555207843726E-11 -5.779796214586866E-11 1.853503863627972E-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 16.45   n/a MPCxxxxx  

213971 (2003 YG138)          Discovered 2003-Dec-27 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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