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JPL Small-Body Database Browser
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19546 (1999 JN34)
Classification: Main-belt Asteroid          SPK-ID: 2019546
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2654805344273088 4.2527e-08  
a 2.409245709169746 1.0747e-08 au
q 1.769637870732661 1.0499e-07 au
i 8.760279441262776 4.3476e-06 deg
node 26.9710875319487 3.24e-05 deg
peri 305.4755197992494 3.3402e-05 deg
M 154.0181832288805 1.0155e-05 deg
tp 2458416.127778080122
(2018-Oct-24.62777808)		 3.6671e-05 TDB
period 1365.903658131894
3.74		 9.1391e-06
2.502e-08		 d
yr
n .2635617804057728 1.7635e-09 deg/d
Q 3.048853547606831 1.36e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      15510 days (42.46 yr)  
   first obs. used      1977-08-18  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:50:30  

Additional Information
 Earth MOID = .777297 au 
 Jupiter MOID = 2.38024 au 
 T_jup = 3.457 
[ 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 14.6   n/a MPO263522  
diameter diameter 3.657 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19546 (1999 JN34)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JN34 = 1992 QJ1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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