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70632 (1999 TN220)
Classification: Main-belt Asteroid          SPK-ID: 2070632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1814799209130951 3.8165e-08  
a 2.637446380928559 1.2838e-08 au
q 2.158802820305115 1.0273e-07 au
i 10.6572454326882 7.191e-06 deg
node 347.4670513067155 2.0734e-05 deg
peri 297.4506880270291 3.0379e-05 deg
M 9.041513644217551 1.9653e-05 deg
tp 2458961.207240780069
(2020-Apr-21.70724078)
8.545e-05 TDB
period 1564.493941589296
4.28
1.1423e-05
3.127e-08
d
yr
n .2301063560746633 1.6802e-09 deg/d
Q 3.116089941552003 1.5168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      7635 days (20.90 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:28:38  

Additional Information
 Earth MOID = 1.16708 au 
 Jupiter MOID = 2.17511 au 
 T_jup = 3.349 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457224.5 (2015-Jul-21.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1802364552216126 3.8238e-08  
q 2.161449814222482 1.0279e-07 au
tp 2457397.875932672552
(2016-Jan-10.37593267)
8.8636e-05 TDB
node 347.5180135545892 2.0735e-05 deg
peri 297.5627885648892 3.0477e-05 deg
i 10.65637239863782 7.1908e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      765  
   data-arc span      7635 days (20.90 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53908  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:28:38  

Additional Information
 Jupiter MOID = 2.17511 au 
 T_jup = 3.349 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.462144354642225E-15 -3.910268444319567E-15 1.641674272961561E-12 -2.42094897311678E-14 4.112153596420614E-13 -7.202967645345098E-15
q -3.910268444319567E-15 1.056522761119121E-14 -4.594617819460235E-12 6.537420475900175E-14 -1.153081303703126E-12 1.937033460898956E-14
tp 1.641674272961561E-12 -4.594617819460235E-12 7.856287297302E-9 -6.929990922517847E-11 1.991801143617519E-9 -2.518369021538059E-11
node -2.42094897311678E-14 6.537420475900175E-14 -6.929990922517847E-11 4.29958757370512E-10 -4.382146429708538E-10 2.405907408414738E-11
peri 4.112153596420614E-13 -1.153081303703126E-12 1.991801143617519E-9 -4.382146429708538E-10 9.28846051296182E-10 -2.962042416525815E-11
i -7.202967645345098E-15 1.937033460898956E-14 -2.518369021538059E-11 2.405907408414738E-11 -2.962042416525815E-11 5.170718740492107E-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 15.1   n/a MPO474585  

70632 (1999 TN220)          Discovered 1999-Oct-01 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TN220 = 2002 EV70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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