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48585 (1994 PK37)
Classification: Main-belt Asteroid          SPK-ID: 2048585
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649739882104247 4.146e-08  
a 2.374232688508606 9.4478e-09 au
q 1.982546052945783 9.5508e-08 au
i 4.01060958706734 3.1365e-06 deg
node 296.5319688675512 5.7765e-05 deg
peri 254.2243591862304 5.8422e-05 deg
M 193.9468642411118 1.0105e-05 deg
tp 2459816.850748130582
(2022-Aug-25.35074813)
3.94e-05 TDB
period 1336.236550505087
3.66
7.976e-06
2.184e-08
d
yr
n .2694133758457085 1.6081e-09 deg/d
Q 2.76591932407143 1.1006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1552  
   data-arc span      9645 days (26.41 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49052  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:56:56  

Additional Information
 Earth MOID = .986755 au 
 Jupiter MOID = 2.21313 au 
 T_jup = 3.521 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457384.5 (2015-Dec-28.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641491272781267 4.1555e-08  
q 1.985097174460245 9.5675e-08 au
tp 2457143.052548209713
(2015-Apr-30.55254821)
3.3605e-05 TDB
node 296.5746532212375 5.7795e-05 deg
peri 254.1855930429803 5.8457e-05 deg
i 4.008866377575076 3.135e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1552  
   data-arc span      9645 days (26.41 yr)  
   first obs. used      1994-08-10  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49052  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 04:56:56  

Additional Information
 Jupiter MOID = 2.21313 au 
 T_jup = 3.521 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.726856762824669E-15 -3.964443335445229E-15 -1.065519809005387E-14 2.023431555472155E-15 1.12788266033739E-14 -2.412994572309138E-16
q -3.964443335445229E-15 9.153742673991302E-15 6.892356767895925E-14 -4.870974210186918E-15 -1.1810986042575E-14 6.417528457833228E-16
tp -1.065519809005387E-14 6.892356767895925E-14 1.129273452390821E-9 -2.617864077024373E-12 3.137504895724868E-10 1.672584446041423E-13
node 2.023431555472155E-15 -4.870974210186918E-15 -2.617864077024373E-12 3.340254616506472E-9 -3.332602869277153E-9 3.65568883262907E-11
peri 1.12788266033739E-14 -1.1810986042575E-14 3.137504895724868E-10 -3.332602869277153E-9 3.417165701355563E-9 -3.643596997950984E-11
i -2.412994572309138E-16 6.417528457833228E-16 1.672584446041423E-13 3.65568883262907E-11 -3.643596997950984E-11 9.828440302434313E-12

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 14.91   n/a E2021B10  
diameter diameter 6.103 km 1.324 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.052   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

48585 (1994 PK37)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PK37 = 1999 XC103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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