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48624 Sadayuki (1995 PM)
Classification: Main-belt Asteroid          SPK-ID: 2048624
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1681774816275745 3.0459e-08  
a 2.188402367566209 5.6902e-09 au
q 1.820362368601102 6.6717e-08 au
i 5.276856983178846 3.269e-06 deg
node 273.5763016546429 4.5205e-05 deg
peri 26.50483403253322 4.7089e-05 deg
M 11.18629475682732 1.4331e-05 deg
tp 2459359.757140782521
(2021-May-25.25714078)
4.7045e-05 TDB
period 1182.467439472711
3.24
4.6119e-06
1.263e-08
d
yr
n .3044481293798095 1.1874e-09 deg/d
Q 2.556442366531316 6.6472e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      10047 days (27.51 yr)  
   first obs. used      1994-02-04  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53806  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:58:12  

Additional Information
 Earth MOID = .805958 au 
 Jupiter MOID = 2.6447 au 
 T_jup = 3.651 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457456.5 (2016-Mar-09.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .168311943686294 3.0498e-08  
q 1.819450012573656 6.6749e-08 au
tp 2456995.100139531444
(2014-Dec-03.60013953)
4.6108e-05 TDB
node 273.6447655044481 4.5205e-05 deg
peri 26.37751774302071 4.7083e-05 deg
i 5.277388823673929 3.2693e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      10047 days (27.51 yr)  
   first obs. used      1994-02-04  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53806  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:58:12  

Additional Information
 Jupiter MOID = 2.6447 au 
 T_jup = 3.651 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.301212210424974E-16 -2.030560493848202E-15 4.472506497848389E-13 3.821839186169631E-16 1.237762408224777E-13 3.934084735509104E-16
q -2.030560493848202E-15 4.455383635363995E-15 -9.804842905426475E-13 -7.659121058115022E-16 -2.697926774963697E-13 -8.283772759486396E-16
tp 4.472506497848389E-13 -9.804842905426475E-13 2.12594756958796E-9 -3.083380205064185E-12 6.241049384791802E-10 -1.813705708643491E-13
node 3.821839186169631E-16 -7.659121058115022E-16 -3.083380205064185E-12 2.043503575459365E-9 -2.035831748268858E-9 2.672688281912337E-12
peri 1.237762408224777E-13 -2.697926774963697E-13 6.241049384791802E-10 -2.035831748268858E-9 2.216826028276736E-9 -2.695525719754084E-12
i 3.934084735509104E-16 -8.283772759486396E-16 -1.813705708643491E-13 2.672688281912337E-12 -2.695525719754084E-12 1.068836479128638E-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 15.91   n/a MPO636747  
diameter diameter 3.864 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48624 Sadayuki           Discovered 1995 Aug. 4 by T. Okuni at Nanyo.
Sadayuki Okuni (b. 1967), nephew of the discoverer, is a high-school teacher with an interest in astronomy. He has been responsible for the maintenance of the personal computer of the Nanyo Observatory.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080520/MPCPages.arcLast Updated: 2008-05-22

Alternate Designations
 1995 PM = 2001 GU10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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