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181059 (2005 QJ1)
Classification: Main-belt Asteroid          SPK-ID: 2181059
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1200641887744489 6.494e-08  
a 2.714884398798517 2.701e-08 au
q 2.388924005840366 1.6999e-07 au
i 2.81938772879084 5.6685e-06 deg
node 235.4371107224372 0.00013412 deg
peri 69.49742189648751 0.00013718 deg
M 169.7506102113975 3.4416e-05 deg
tp 2458430.068053194649
(2018-Nov-07.56805319)
0.00014943 TDB
period 1633.899875261267
4.47
2.4383e-05
6.676e-08
d
yr
n .2203317384686345 3.288e-09 deg/d
Q 3.040844791756669 3.0253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2001-10-19  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53678  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:03  

Additional Information
 Earth MOID = 1.37362 au 
 Jupiter MOID = 2.16916 au 
 T_jup = 3.349 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.81   n/a MPCxxxxx  
diameter diameter 2.549 km 0.700 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181059 (2005 QJ1)          Discovered 2005-Aug-22 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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