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70497 (1999 TZ86)
Classification: Main-belt Asteroid          SPK-ID: 2070497
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1533821140695631 2.8723e-08  
a 2.31242641015481 7.3599e-09 au
q 1.957741558734974 6.473e-08 au
i 4.39960866423922 3.6849e-06 deg
node 158.8237697254728 3.9487e-05 deg
peri 79.65773997016063 4.1546e-05 deg
M 90.40959678557375 1.1809e-05 deg
tp 2458877.938641394700
(2020-Jan-29.43864139)
4.202e-05 TDB
period 1284.400033033188
3.52
6.1319e-06
1.679e-08
d
yr
n .2802865078957046 1.3381e-09 deg/d
Q 2.667111261574645 8.4888e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      8288 days (22.69 yr)  
   first obs. used      1998-03-31  
   last obs. used      2020-12-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53991  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:05  

Additional Information
 Earth MOID = .950246 au 
 Jupiter MOID = 2.34102 au 
 T_jup = 3.564 
[ show covariance matrix ]

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 15.86   n/a E2021B10  

70497 (1999 TZ86)          Discovered 1999-Oct-15 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TZ86 = 2002 HH4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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