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JPL Small-Body Database Browser
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19330 (1996 XJ31)
Classification: Main-belt Asteroid          SPK-ID: 2019330
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06503370137980528 3.3234e-08  
a 2.755294266130594 1.3972e-08 au
q 2.576107281613568 9.3975e-08 au
i 10.30104138997487 3.749e-06 deg
node 107.5344668487172 2.5668e-05 deg
peri 20.73742999159726 4.698e-05 deg
M 23.94681444225612 3.8557e-05 deg
tp 2458889.379123667982
(2020-Feb-09.87912367)
0.00017881 TDB
period 1670.51511490133
4.57
1.2707e-05
3.479e-08
d
yr
n .2155023901242963 1.6392e-09 deg/d
Q 2.934481250647621 1.4881e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1757  
   data-arc span      8424 days (23.06 yr)  
   first obs. used      1996-12-14  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 01:02:01  

Additional Information
 Earth MOID = 1.59422 au 
 Jupiter MOID = 2.13331 au 
 T_jup = 3.317 
[ 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 MPO365483  
diameter diameter 4.583 km 0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.335   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19330 (1996 XJ31)          Discovered 1996-Dec-14 by Kobayashi, T. at Oizumi
Reference: 20001211/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
1944-Mar-06 05:42 < 00:01 Psych 0.0475198263698812 0.0475114441390992 0.0475282105798867 3.71255137013813 3.71255130155681 2431155.737422222 0.688258486928449 640.909305368539 47.9918815827779 -49.53630564477 112807.199874681 T 28 CATAB v2.0f-lin.ifort 2020-Jan-29 01:02:33 2020-Jan-29 01:02

Alternate Designations
 1996 XJ31 = 1998 HR123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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