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JPL Small-Body Database Browser
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49626 (1999 GL16)
Classification: Main-belt Asteroid          SPK-ID: 2049626
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270091078904924 3.4417e-08  
a 3.191943481287986 1.9726e-08 au
q 2.786537587292726 1.142e-07 au
i 6.733258924615736 5.2869e-06 deg
node 157.7534600517301 3.9624e-05 deg
peri 329.6724530772071 4.6499e-05 deg
M 246.1901772181319 2.4129e-05 deg
tp 2459259.004068331294
(2021-Feb-13.50406833)
0.00014133 TDB
period 2082.961371916253
5.70
1.9309e-05
5.287e-08
d
yr
n .1728308574771179 1.6021e-09 deg/d
Q 3.597349375283246 2.2232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1395  
   data-arc span      8920 days (24.42 yr)  
   first obs. used      1995-07-02  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54021  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:22:27  

Additional Information
 Earth MOID = 1.80438 au 
 Jupiter MOID = 1.46625 au 
 T_jup = 3.173 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO385134  
diameter diameter 7.654 km 0.312 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.109   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49626 (1999 GL16)          Discovered 1999-Apr-09 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GL16 = 2001 QT160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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