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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456818.5 (2014-Jun-10.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06482698766486029 3.3551e-08  
q 2.575894960614293 9.4753e-08 au
tp 2457226.367489321736
(2015-Jul-22.86748932)
0.00017691 TDB
node 107.6046062064361 2.5642e-05 deg
peri 22.37933771806474 4.6818e-05 deg
i 10.30661759339801 3.7512e-06 deg
  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
 Jupiter MOID = 2.13331 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.125698702721261E-15 -3.149535274412756E-15 7.696890577114711E-13 -2.276906598901872E-15 1.730638606847576E-13 -9.932579929266174E-16
q -3.149535274412756E-15 8.978042899691567E-15 -2.025199183989178E-12 5.196681816350142E-15 -4.652853593532553E-13 3.028863550088789E-15
tp 7.696890577114711E-13 -2.025199183989178E-12 3.129814061210437E-8 2.421017571860451E-11 6.957783159082535E-9 -9.509853597522078E-12
node -2.276906598901872E-15 5.196681816350142E-15 2.421017571860451E-11 6.575258851806533E-10 -6.410807756133443E-10 -4.519753951927135E-12
peri 1.730638606847576E-13 -4.652853593532553E-13 6.957783159082535E-9 -6.410807756133443E-10 2.191930323077837E-9 2.332570598096995E-12
i -9.932579929266174E-16 3.028863550088789E-15 -9.509853597522078E-12 -4.519753951927135E-12 2.332570598096995E-12 1.407115541886918E-11

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

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