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74830 (1999 TX22)
Classification: Main-belt Asteroid          SPK-ID: 2074830
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1259584607045605 3.871e-08  
a 2.421970967084538 8.351e-09 au
q 2.116903232199434 9.2177e-08 au
i 3.552270610529501 4.422e-06 deg
node 51.13372164704344 7.1584e-05 deg
peri 84.26869491909224 7.5358e-05 deg
M 62.03608350905721 2.1675e-05 deg
tp 2458763.256841532907
(2019-Oct-06.75684153)
8.2621e-05 TDB
period 1376.739668546032
3.77
7.1205e-06
1.949e-08
d
yr
n .2614873445029693 1.3524e-09 deg/d
Q 2.727038701969642 9.4029e-09 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      8481 days (23.22 yr)  
   first obs. used      1997-02-06  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57758  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:08:37  

Additional Information
 Earth MOID = 1.13436 au 
 Jupiter MOID = 2.30207 au 
 T_jup = 3.499 
[ 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 16.0   n/a MPO453161  

74830 (1999 TX22)          Discovered 1999-Oct-03 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TX22 = 2001 EF16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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