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85070 (1120 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2577430785006503 7.1271e-08  
a 2.584772605418274 1.8343e-08 au
q 1.918565356873621 1.9484e-07 au
i 4.902526573240523 5.6261e-06 deg
node 344.1030325044505 5.2542e-05 deg
peri 121.5500729316018 5.4574e-05 deg
M 17.66659321728814 8.9211e-06 deg
tp 2458926.012697199206
(2020-Mar-17.51269720)
3.7675e-05 TDB
period 1517.860782691529
4.16
1.6157e-05
4.424e-08
d
yr
n .237175901838398 2.5247e-09 deg/d
Q 3.250979853962926 2.3071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      16928 days (46.35 yr)  
   first obs. used      1973-09-24  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57932  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:26:00  

Additional Information
 Earth MOID = .94067 au 
 Jupiter MOID = 1.91413 au 
 T_jup = 3.370 
[ 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 15.9   n/a MPO266307  

85070 (1120 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1120 T-2 = 2002 SJ49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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