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JPL Small-Body Database Browser
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(2019 TW1)
Classification: Apollo [NEO]          SPK-ID: 3878568
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5199431189408258 0.0006277  
a 1.840648257559647 0.0021523 au
q .8836158616510876 0.00013849 au
i 8.018985340635846 0.0091826 deg
node 15.01752549034241 0.0031164 deg
peri 48.4665159865767 0.015883 deg
M 280.799335194299 0.14206 deg
tp 2458801.169310857186
(2019-Nov-13.66931086)
0.0097219 TDB
period 912.1255747765742
2.50
1.5999
0.00438
d
yr
n .3946824976244989 0.00069227 deg/d
Q 2.797680653468206 0.0032714 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   first obs. used      2019-10-05  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .28374  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-05 19:42:05  

Additional Information
 Earth MOID = .000236294 au 
 Jupiter MOID = 2.59611 au 
 T_jup = 3.833 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.801   .24049 1 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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