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JPL Small-Body Database Browser
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49665 (1999 NL2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2049665
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127004225883559 5.1983e-08  
a 1.927392891379727 7.7908e-09 au
q 1.710174898027439 1.0012e-07 au
i 22.85368036634471 7.1449e-06 deg
node 159.0163809934098 1.363e-05 deg
peri 264.5831269097068 3.3045e-05 deg
M 32.51030089820979 2.9418e-05 deg
tp 2458512.238298689511
(2019-Jan-28.73829869)
7.9793e-05 TDB
period 977.3583016429689
2.68
5.9259e-06
1.622e-08
d
yr
n .368339839539736 2.2333e-09 deg/d
Q 2.144610884732016 8.6688e-09 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      12900 days (35.32 yr)  
   first obs. used      1983-10-08  
   last obs. used      2019-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53946  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:51:42  

Additional Information
 Earth MOID = .826698 au 
 Jupiter MOID = 3.10565 au 
 T_jup = 3.814 
[ 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 16.0   n/a MPO452846  

49665 (1999 NL2)          Discovered 1999-Jul-12 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NL2 = 1999 RH37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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