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90871 (1996 TG19)
Classification: Inner Main-belt Asteroid          SPK-ID: 2090871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08513563195562387 3.6506e-08  
a 1.910155223983184 6.2486e-09 au
q 1.74753295185604 6.9142e-08 au
i 22.37694904403751 5.6661e-06 deg
node 208.1893016205018 1.0271e-05 deg
peri 281.5597596207007 3.4994e-05 deg
M 252.6442462191723 3.541e-05 deg
tp 2459288.057197592066
(2021-Mar-14.55719759)
9.5256e-05 TDB
period 964.276133205553
2.64
4.7316e-06
1.295e-08
d
yr
n .3733370427859168 1.8319e-09 deg/d
Q 2.072777496110329 6.7805e-09 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      8781 days (24.04 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:42:00  

Additional Information
 Earth MOID = .835001 au 
 Jupiter MOID = 3.00732 au 
 T_jup = 3.841 
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Orbital Elements at Epoch 2457265.5 (2015-Aug-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08485407774125119 3.6497e-08  
q 1.748140020826897 6.9111e-08 au
tp 2457359.184246452186
(2015-Dec-02.68424645)
9.3209e-05 TDB
node 208.2211595791088 1.0269e-05 deg
peri 281.5280326436368 3.5115e-05 deg
i 22.37797432410516 5.6665e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      8781 days (24.04 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:42:00  

Additional Information
 Jupiter MOID = 3.00732 au 
 T_jup = 3.841 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.33205252812728E-15 -2.513904320217907E-15 4.950493483983948E-13 -9.820289111895396E-15 1.506333245293612E-13 1.090109057217082E-15
q -2.513904320217907E-15 4.776396761969164E-15 -8.38481557818198E-13 1.889321869172465E-14 -2.522863133169727E-13 -2.118480596816082E-15
tp 4.950493483983948E-13 -8.38481557818198E-13 8.687840718477342E-9 2.255548746546681E-11 3.136979684784776E-9 -4.006781799985305E-11
node -9.820289111895396E-15 1.889321869172465E-14 2.255548746546681E-11 1.054432367158243E-10 -8.845925624980694E-11 6.980626363087542E-12
peri 1.506333245293612E-13 -2.522863133169727E-13 3.136979684784776E-9 -8.845925624980694E-11 1.23306252526397E-9 -2.103935202172481E-11
i 1.090109057217082E-15 -2.118480596816082E-15 -4.006781799985305E-11 6.980626363087542E-12 -2.103935202172481E-11 3.210964910616012E-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 16.4   n/a MPO436407  

90871 (1996 TG19)          Discovered 1996-Oct-04 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1996 TG19 = 2001 QZ90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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