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150156 (1997 EM32)
Classification: Main-belt Asteroid          SPK-ID: 2150156
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965797723037667 4.3248e-08  
a 2.279704370210579 9.237e-09 au
q 1.831560604194682 1.0038e-07 au
i 5.67200633237595 6.4345e-06 deg
node 2.492580195938916 4.9557e-05 deg
peri 45.67900113629172 5.2533e-05 deg
M 80.5446969337806 1.7104e-05 deg
tp 2458919.212343060721
(2020-Mar-10.71234306)
5.9044e-05 TDB
period 1257.234310303429
3.44
7.6412e-06
2.092e-08
d
yr
n .286342805831568 1.7403e-09 deg/d
Q 2.727848136226477 1.1053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      9361 days (25.63 yr)  
   first obs. used      1995-08-29  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56816  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:39:04  

Additional Information
 Earth MOID = .845366 au 
 Jupiter MOID = 2.68085 au 
 T_jup = 3.574 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457343.5 (2015-Nov-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967566320852939 4.347e-08  
q 1.831000340459846 1.0096e-07 au
tp 2457659.941298040659
(2016-Sep-28.44129804)
5.6209e-05 TDB
node 2.610695643684438 4.9448e-05 deg
peri 45.11399144617999 5.2432e-05 deg
i 5.679902645463792 6.4401e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      9361 days (25.63 yr)  
   first obs. used      1995-08-29  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56816  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:39:04  

Additional Information
 Jupiter MOID = 2.68085 au 
 T_jup = 3.574 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.889611502301514E-15 -4.37709760855213E-15 -6.314395090723084E-13 1.087496631760731E-14 -2.052127738803394E-13 -6.225736184323455E-15
q -4.37709760855213E-15 1.019204994064681E-14 1.56743813093826E-12 -2.504512519812198E-14 5.000288299761571E-13 1.458826044971052E-14
tp -6.314395090723084E-13 1.56743813093826E-12 3.159474090507947E-9 6.564918456829509E-12 9.953334943838008E-10 1.635942419771519E-12
node 1.087496631760731E-14 -2.504512519812198E-14 6.564918456829509E-12 2.445068586186844E-9 -2.4296740459115E-9 -6.648484946474734E-11
peri -2.052127738803394E-13 5.000288299761571E-13 9.953334943838008E-10 -2.4296740459115E-9 2.749155726281292E-9 6.657342922887705E-11
i -6.225736184323455E-15 1.458826044971052E-14 1.635942419771519E-12 -6.648484946474734E-11 6.657342922887705E-11 4.147520532896548E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.93   n/a MPCxxxxx  

150156 (1997 EM32)          Discovered 1997-Mar-11 by Spacewatch at Kitt Peak
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

Alternate Designations
 1997 EM32 = 2000 AU215 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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