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JPL Small-Body Database Browser
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52488 (1995 XD3)
Classification: Main-belt Asteroid          SPK-ID: 2052488
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347618262104196 4.0051e-08  
a 2.307892570394066 1.0783e-08 au
q 1.996876752910302 9.1123e-08 au
i 8.530137344510596 4.2361e-06 deg
node 94.26930395105336 2.9484e-05 deg
peri 75.54752923104981 3.4137e-05 deg
M 263.8870521670067 1.9777e-05 deg
tp 2459342.401658276671
(2021-May-07.90165828)
7.1685e-05 TDB
period 1280.624512666853
3.51
8.9749e-06
2.457e-08
d
yr
n .2811128448965213 1.9701e-09 deg/d
Q 2.618908387877829 1.2236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      8723 days (23.88 yr)  
   first obs. used      1995-12-14  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58317  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:57:22  

Additional Information
 Earth MOID = 1.0237 au 
 Jupiter MOID = 2.39055 au 
 T_jup = 3.560 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457041.5 (2015-Jan-19.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1343489506745231 4.0146e-08  
q 1.997856748824215 9.1278e-08 au
tp 2456781.226197628027
(2014-May-03.72619763)
6.3376e-05 TDB
node 94.29996566394331 2.9499e-05 deg
peri 75.59558906194708 3.4158e-05 deg
i 8.52786875154551 4.2347e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      8723 days (23.88 yr)  
   first obs. used      1995-12-14  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58317  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:57:22  

Additional Information
 Jupiter MOID = 2.39055 au 
 T_jup = 3.560 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.611709141521434E-15 -3.645939760194956E-15 3.463596176935819E-13 -5.400803789816343E-15 8.093390034254589E-14 2.264340895157639E-15
q -3.645939760194956E-15 8.331726291793883E-15 -5.907348563408136E-13 1.158752773166921E-14 -1.274384443392939E-13 -4.977151568238839E-15
tp 3.463596176935819E-13 -5.907348563408136E-13 4.016575724294493E-9 -1.411652241482876E-11 1.108920984407855E-9 8.327705478436581E-13
node -5.400803789816343E-15 1.158752773166921E-14 -1.411652241482876E-11 8.702070886270372E-10 -8.642124251069943E-10 -2.46152958120366E-12
peri 8.093390034254589E-14 -1.274384443392939E-13 1.108920984407855E-9 -8.642124251069943E-10 1.166800694544301E-9 2.614516136123883E-12
i 2.264340895157639E-15 -4.977151568238839E-15 8.327705478436581E-13 -2.46152958120366E-12 2.614516136123883E-12 1.793275472765378E-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 15.9   n/a MPO449340  
diameter diameter 1.847 km 0.419 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.171   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52488 (1995 XD3)          Discovered 1995-Dec-14 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 XD3 = 2000 EJ179 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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