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JPL Small-Body Database Browser
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193858 (2001 QD127)
Classification: Main-belt Asteroid          SPK-ID: 2193858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071584904915949 4.1553e-08  
a 2.271091046050496 1.0361e-08 au
q 1.800615253181698 9.3935e-08 au
i 5.502555481659375 6.5071e-06 deg
node 249.1532386071536 5.0288e-05 deg
peri 62.89587814694473 5.3116e-05 deg
M 69.26366097756076 1.5836e-05 deg
tp 2458359.978897203203
(2018-Aug-29.47889720)
5.4507e-05 TDB
period 1250.11580076454
3.42
8.5545e-06
2.342e-08
d
yr
n .2879733219753185 1.9706e-09 deg/d
Q 2.741566838919295 1.2507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6318 days (17.30 yr)  
   first obs. used      2001-07-20  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60678  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:41:07  

Additional Information
 Earth MOID = .793647 au 
 Jupiter MOID = 2.54069 au 
 T_jup = 3.578 
[ 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 17.0   n/a MPO449957  

193858 (2001 QD127)          Discovered 2001-Aug-20 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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