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JPL Small-Body Database Browser
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35417 (1998 AT4)
Classification: Main-belt Asteroid          SPK-ID: 2035417
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1555519038723329 3.5684e-08  
a 2.252953981886604 8.134e-09 au
q 1.902502700667389 8.2996e-08 au
i 7.207448084649431 3.6744e-06 deg
node 103.0029047071698 3.3759e-05 deg
peri 180.6790336337619 3.6485e-05 deg
M 61.57817238281171 1.3585e-05 deg
tp 2458789.223495623636
(2019-Nov-01.72349562)
4.6576e-05 TDB
period 1235.170493574464
3.38
6.6891e-06
1.831e-08
d
yr
n .2914577395369887 1.5784e-09 deg/d
Q 2.603405263105818 9.3993e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1477  
   data-arc span      11873 days (32.51 yr)  
   first obs. used      1986-11-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51644  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:54:15  

Additional Information
 Earth MOID = .886045 au 
 Jupiter MOID = 2.53619 au 
 T_jup = 3.599 
[ 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 14.5   n/a MPO337549  

35417 (1998 AT4)          Discovered 1998-Jan-06 by Spacewatch at Kitt Peak
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 AT4 = 1986 VD5 = 2000 VE30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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