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JPL Small-Body Database Browser
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17975 (1999 JB53)
Classification: Main-belt Asteroid          SPK-ID: 2017975
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1926554557260085 4.0435e-08  
a 2.607428208666286 9.6945e-09 au
q 2.105092938852833 1.0482e-07 au
i 7.214509641089072 4.6112e-06 deg
node 202.0242145775644 2.8867e-05 deg
peri 165.0883296500907 3.0609e-05 deg
M 244.7207318749899 1.1263e-05 deg
tp 2459492.954007721275
(2021-Oct-05.45400772)
4.9171e-05 TDB
period 1537.860585542673
4.21
8.5767e-06
2.348e-08
d
yr
n .2340914406574539 1.3055e-09 deg/d
Q 3.109763478479739 1.1562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1494  
   data-arc span      14774 days (40.45 yr)  
   first obs. used      1979-11-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:43:27  

Additional Information
 Earth MOID = 1.10516 au 
 Jupiter MOID = 2.36246 au 
 T_jup = 3.374 
[ 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 14.2   n/a MPO384908  
diameter diameter 3.979 km 0.801 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.280   0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17975 (1999 JB53)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JB53 = 1979 WG1 = 1996 VL7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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