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JPL Small-Body Database Browser
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487611 (2015 MA57)
Classification: Main-belt Asteroid          SPK-ID: 2487611
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552056075985061 5.2327e-08  
a 2.356423779651289 2.5644e-08 au
q 1.990693595170942 1.1705e-07 au
i 5.405985673803563 6.5532e-06 deg
node 118.8957198300632 5.2029e-05 deg
peri 234.4961809198771 5.9932e-05 deg
M 332.5337013627391 2.3787e-05 deg
tp 2458701.303627068950
(2019-Aug-05.80362707)
8.6809e-05 TDB
period 1321.230291131825
3.62
2.1568e-05
5.905e-08
d
yr
n .272473317041201 4.4478e-09 deg/d
Q 2.722153964131635 2.9624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6579 days (18.01 yr)  
   first obs. used      2001-10-24  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55957  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:47:26  

Additional Information
 Earth MOID = .989846 au 
 Jupiter MOID = 2.70314 au 
 T_jup = 3.532 
[ 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 17.3   n/a MPO450509  

487611 (2015 MA57)          Discovered 2008-Sep-03 by OAM at La Sagra
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 MA57 = 2008 RH48 = 2014 DA57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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