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JPL Small-Body Database Browser
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39416 (1024 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2039416
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020272021660239 4.4771e-08  
a 2.254851036401012 7.6835e-09 au
q 1.799309790215756 1.0251e-07 au
i 7.050559732064839 5.1155e-06 deg
node 199.990369236399 2.7783e-05 deg
peri 180.101693042992 2.9099e-05 deg
M 152.2883267125364 8.8761e-06 deg
tp 2458077.334225037142
(2017-Nov-19.83422504)
2.9722e-05 TDB
period 1236.730897583134
3.39
6.3213e-06
1.731e-08
d
yr
n .2910900024439637 1.4878e-09 deg/d
Q 2.710392282586268 9.2357e-09 au
  Orbit Determination Parameters
   # obs. used (total)      972  
   data-arc span      16646 days (45.57 yr)  
   first obs. used      1973-09-25  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:06:38  

Additional Information
 Earth MOID = .801069 au 
 Jupiter MOID = 2.7459 au 
 T_jup = 3.587 
[ 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 15.8   n/a MPO436046  

39416 (1024 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1024 T-2 = 2000 OL42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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