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JPL Small-Body Database Browser
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19885 (4283 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2019885
[ 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070518617199583 3.5414e-08  
a 2.254424133963914 7.508e-09 au
q 2.013083833316673 7.8135e-08 au
i 7.797598314796542 4.1064e-06 deg
node 28.05607436870691 2.9956e-05 deg
peri 47.34799188766569 3.6621e-05 deg
M 288.4405801697385 2.1347e-05 deg
tp 2459246.262815896074
(2021-Jan-31.76281590)		 7.3585e-05 TDB
period 1236.379695817095
3.39		 6.1763e-06
1.691e-08		 d
yr
n .2911726884693656 1.4546e-09 deg/d
Q 2.495764434611155 8.3117e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1502  
   data-arc span      17641 days (48.30 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4965  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 01:12:02  

Additional Information
 Earth MOID = 1.03617 au 
 Jupiter MOID = 2.73303 au 
 T_jup = 3.605 
[ 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 14.3   n/a MPO435884  

19885 (4283 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4283 T-1 = 1986 TW3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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