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74983 (1999 TP242)
Classification: Main-belt Asteroid          SPK-ID: 2074983
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06826170817832394 3.2438e-08  
a 2.222155305185445 8.1407e-09 au
q 2.070467188215962 7.2932e-08 au
i 7.014007581745041 4.4563e-06 deg
node 91.22738235684723 2.6622e-05 deg
peri 309.9853008200967 4.6618e-05 deg
M 76.30247020404886 3.5466e-05 deg
tp 2458744.053877736380
(2019-Sep-17.55387774)		 0.00011957 TDB
period 1209.929426505048
3.31		 6.6487e-06
1.82e-08		 d
yr
n .2975380151219903 1.635e-09 deg/d
Q 2.373843422154928 8.6964e-09 au
   Orbit Determination Parameters
   # obs. used (total)      889  
   data-arc span      7459 days (20.42 yr)  
   first obs. used      1999-09-13  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52229  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:41:33  

Additional Information
 Earth MOID = 1.08747 au 
 Jupiter MOID = 2.86414 au 
 T_jup = 3.636 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO453162  

74983 (1999 TP242)          Discovered 1999-Oct-04 by CSS at Catalina
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TP242 = 2001 FQ56 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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