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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534554544666917 2.8726e-08  
a 2.311876919759792 7.3087e-09 au
q 1.957106796366998 6.4695e-08 au
i 4.399989259396698 3.6851e-06 deg
node 158.8259532576339 3.9486e-05 deg
peri 79.5619275420276 4.1546e-05 deg
M 145.459926316418 1.1838e-05 deg
tp 2458877.716262925935
(2020-Jan-29.21626293)
4.1996e-05 TDB
period 1283.942251836434
3.52
6.0885e-06
1.667e-08
d
yr
n .2803864422134943 1.3296e-09 deg/d
Q 2.666647043152587 8.4302e-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-Jul-08 22:44:19  

Additional Information
 Earth MOID = .95135 au 
 Jupiter MOID = 2.34011 au 
 T_jup = 3.564 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457435.5 (2016-Feb-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1529871745050801 2.8784e-08  
q 1.95920342873823 6.4827e-08 au
tp 2457592.702066713522
(2016-Jul-23.20206671)
4.2215e-05 TDB
node 158.861566877824 3.9509e-05 deg
peri 79.51074387347103 4.1572e-05 deg
i 4.397685541455196 3.6837e-06 deg
  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-Jul-08 22:44:19  

Additional Information
 Jupiter MOID = 2.34011 au 
 T_jup = 3.564 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.28492015333475E-16 -1.858262505974888E-15 -2.077301990478725E-13 1.970493063971676E-15 -7.746134740704878E-14 -2.012428367596888E-16
q -1.858262505974888E-15 4.202514260290006E-15 4.592997107314179E-13 -5.173149929779692E-15 1.713824902760169E-13 4.078072928206136E-16
tp -2.077301990478725E-13 4.592997107314179E-13 1.782064512222152E-9 -1.420915510188276E-11 5.524440263801396E-10 -9.140444852501309E-13
node 1.970493063971676E-15 -5.173149929779692E-15 -1.420915510188276E-11 1.560937617554262E-9 -1.560287967899258E-9 7.229767007640361E-12
peri -7.746134740704878E-14 1.713824902760169E-13 5.524440263801396E-10 -1.560287967899258E-9 1.728249868783972E-9 -7.463938877742715E-12
i -2.012428367596888E-16 4.078072928206136E-16 -9.140444852501309E-13 7.229767007640361E-12 -7.463938877742715E-12 1.356994011725204E-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 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

Alternate Designations
 1999 TZ86 = 2002 HH4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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