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JPL Small-Body Database Browser
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35801 (1999 JB38)
Classification: Main-belt Asteroid          SPK-ID: 2035801
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01874268150071019 3.266e-08  
a 2.306733540056912 7.8633e-09 au
q 2.26349916800862 7.5685e-08 au
i 5.202518487860431 4.3878e-06 deg
node 2.522433187162989 3.6368e-05 deg
peri 239.2694947626832 0.00012041 deg
M 351.7856852782854 0.00011389 deg
tp 2459029.698692869072
(2020-Jun-29.19869287)
0.00040481 TDB
period 1279.659933783487
3.50
6.5433e-06
1.791e-08
d
yr
n .2813247414378378 1.4385e-09 deg/d
Q 2.349967912105205 8.0107e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1370  
   data-arc span      8163 days (22.35 yr)  
   first obs. used      1997-12-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:09:00  

Additional Information
 Earth MOID = 1.25635 au 
 Jupiter MOID = 2.62281 au 
 T_jup = 3.582 
[ 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 14.9   n/a MPO358959  
diameter diameter 3.739 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.183   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35801 (1999 JB38)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1949-Oct-09 05:20 < 00:01 Pallas 0.0107148192533507 0.0107070379735693 0.0107226045028406 14.4944298750164 14.4944292595212 2433198.721959462 0.46550110759534 506.733249339718 26.7788547088951 -40.0954894369434 38608.0714146976 T 27 CATAB v2.0f-lin.ifort 2020-May-20 08:09:13 2020-May-20 08:09

Alternate Designations
 1999 JB38 = 2000 RX3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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