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67457 (2000 QA181)
Classification: Main-belt Asteroid          SPK-ID: 2067457
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1422616412053994 3.3877e-08  
a 2.289319793755156 7.7435e-09 au
q 1.963637402651541 8.0029e-08 au
i 5.226625155512765 3.7499e-06 deg
node 20.68194302708818 3.6715e-05 deg
peri 18.45279818929588 3.8879e-05 deg
M 318.2171224637429 1.3477e-05 deg
tp 2459347.343242920153
(2021-May-12.84324292)
4.7663e-05 TDB
period 1265.196907641955
3.46
6.4192e-06
1.757e-08
d
yr
n .284540689141392 1.4437e-09 deg/d
Q 2.615002184858771 8.8451e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1485  
   data-arc span      8356 days (22.88 yr)  
   first obs. used      1998-02-26  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4924  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:30:04  

Additional Information
 Earth MOID = .970751 au 
 Jupiter MOID = 2.79399 au 
 T_jup = 3.581 
[ 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 15.21   n/a E2021B10  
diameter diameter 2.127 km 0.349 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.469   0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

67457 (2000 QA181)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QA181 = 1998 DY37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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