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JPL Small-Body Database Browser
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49666 (1999 NZ57)
Classification: Inner Main-belt Asteroid          SPK-ID: 2049666
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07733382674931073 4.439e-08  
a 1.911127762157793 6.9591e-09 au
q 1.763332938903284 8.4813e-08 au
i 19.88525097297548 4.414e-06 deg
node 250.392974445681 1.4243e-05 deg
peri 252.3775932400192 3.4142e-05 deg
M 314.5820471660736 3.1625e-05 deg
tp 2458722.246942431353
(2019-Aug-26.74694243)
8.4919e-05 TDB
period 965.0126555802781
2.64
5.2709e-06
1.443e-08
d
yr
n .3730521023929225 2.0376e-09 deg/d
Q 2.058922585412302 7.4972e-09 au
  Orbit Determination Parameters
   # obs. used (total)      908  
   data-arc span      7800 days (21.36 yr)  
   first obs. used      1997-10-30  
   last obs. used      2019-03-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50524  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:51:43  

Additional Information
 Earth MOID = .844091 au 
 Jupiter MOID = 3.10275 au 
 T_jup = 3.859 
[ 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 15.4   n/a MPO359074  

49666 (1999 NZ57)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NZ57 = 2001 BC42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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