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541934 (2012 DW101)
Classification: Main-belt Asteroid          SPK-ID: 2541934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04607955638138109 6.2492e-08  
a 2.718841967000848 3.5745e-08 au
q 2.593558935290367 1.8262e-07 au
i 11.5432715439945 7.2591e-06 deg
node 330.752918737432 3.2341e-05 deg
peri 134.0047429851968 8.8869e-05 deg
M 76.84130948215987 8.1608e-05 deg
tp 2459046.984346703691
(2020-Jul-16.48434670)
0.00037145 TDB
period 1637.473854032691
4.48
3.2292e-05
8.841e-08
d
yr
n .2198508386032604 4.3356e-09 deg/d
Q 2.844124998711329 3.7392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      6600 days (18.07 yr)  
   first obs. used      2003-02-23  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55793  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:49  

Additional Information
 Earth MOID = 1.6223 au 
 Jupiter MOID = 2.20912 au 
 T_jup = 3.329 
[ 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 17.52   n/a MPCxxxxx  

541934 (2012 DW101)          Discovered 2012-Feb-16 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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