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100503 (1996 XD25)
Classification: Main-belt Asteroid          SPK-ID: 2100503
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1501272280702713 4.3749e-08  
a 2.458688583923019 1.1389e-08 au
q 2.089572482130635 1.0372e-07 au
i 3.205484392945377 4.3551e-06 deg
node 64.56264191009932 7.39e-05 deg
peri 176.4096692623386 7.6017e-05 deg
M 11.92244194421392 1.4871e-05 deg
tp 2459349.864522319575
(2021-May-15.36452232)
5.8306e-05 TDB
period 1408.165545574376
3.86
9.7842e-06
2.679e-08
d
yr
n .2556517599307969 1.7763e-09 deg/d
Q 2.827804685715402 1.3099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      22194 days (60.76 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56132  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:00:59  

Additional Information
 Earth MOID = 1.07727 au 
 Jupiter MOID = 2.17818 au 
 T_jup = 3.473 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457165.5 (2015-May-23.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1509127286849547 4.3614e-08  
q 2.087430677734242 1.0343e-07 au
tp 2456533.086678022031
(2013-Aug-28.58667802)
6.856e-05 TDB
node 64.58863436621701 7.391e-05 deg
peri 176.3699090807516 7.6013e-05 deg
i 3.205672854040092 4.3548e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      22194 days (60.76 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56132  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:00:59  

Additional Information
 Jupiter MOID = 2.17818 au 
 T_jup = 3.473 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.902189860861261E-15 -4.494883530305521E-15 -1.71474619023819E-12 -2.407373616491229E-14 -4.324943684355189E-13 -3.51002279232546E-18
q -4.494883530305521E-15 1.069773514582856E-14 3.788444813542305E-12 5.455043774803232E-14 9.621939925650119E-13 1.160777701931632E-16
tp -1.71474619023819E-12 3.788444813542305E-12 4.700488292454774E-9 3.27939969935659E-11 1.233357827461279E-9 -4.295169927073716E-13
node -2.407373616491229E-14 5.455043774803232E-14 3.27939969935659E-11 5.462700640582389E-9 -5.445143700871553E-9 -1.344746530421082E-10
peri -4.324943684355189E-13 9.621939925650119E-13 1.233357827461279E-9 -5.445143700871553E-9 5.778020531744331E-9 1.341627381688396E-10
i -3.51002279232546E-18 1.160777701931632E-16 -4.295169927073716E-13 -1.344746530421082E-10 1.341627381688396E-10 1.896392258674866E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.35   n/a MPO614063  

100503 (1996 XD25)          Discovered 1996-Dec-09 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1996 XD25 = 2002 NE30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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