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JPL Small-Body Database Browser
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193809 (2001 PQ27)
Classification: Main-belt Asteroid          SPK-ID: 2193809
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 .1560247155421925 6.2619e-08  
a 2.2095786986492 1.3274e-08 au
q 1.864829810724371 1.4212e-07 au
i 4.578201849363036 6.3967e-06 deg
node 284.8954794718023 5.366e-05 deg
peri 6.996922280066924 5.5714e-05 deg
M 172.6484597320912 1.351e-05 deg
tp 2458025.162282626246
(2017-Sep-28.66228263)
4.4576e-05 TDB
period 1199.672320135113
3.28
1.0811e-05
2.96e-08
d
yr
n .3000819423419347 2.7042e-09 deg/d
Q 2.55432758657403 1.5346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      7942 days (21.74 yr)  
   first obs. used      1997-04-11  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63152  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:25:50  

Additional Information
 Earth MOID = .84803 au 
 Jupiter MOID = 2.61219 au 
 T_jup = 3.638 
[ 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 16.9   n/a MPO418041  
diameter diameter 1.713 km 0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.115   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193809 (2001 PQ27)          Discovered 2001-Aug-11 by NEAT at Haleakala
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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