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JPL Small-Body Database Browser
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49663 (1999 LV4)
Classification: Main-belt Asteroid          SPK-ID: 2049663
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1977102805813167 3.892e-08  
a 3.156924004592075 2.0323e-08 au
q 2.532767673870282 1.279e-07 au
i 17.55318614234787 4.8866e-06 deg
node 102.5602567243675 1.5636e-05 deg
peri 32.64174229706945 2.0637e-05 deg
M 266.3119625914752 1.3481e-05 deg
tp 2459133.682956637730
(2020-Oct-11.18295664)
7.9093e-05 TDB
period 2048.776660275278
5.61
1.9784e-05
5.417e-08
d
yr
n .1757146139841468 1.6967e-09 deg/d
Q 3.781080335313868 2.4341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1145  
   data-arc span      8009 days (21.93 yr)  
   first obs. used      1998-01-02  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46065  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:23:18  

Additional Information
 Earth MOID = 1.56524 au 
 Jupiter MOID = 1.41719 au 
 T_jup = 3.104 
[ 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 13.3   n/a MPO502487  
diameter diameter 12.621 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49663 (1999 LV4)          Discovered 1999-Jun-08 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 LV4 = 2001 PE46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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