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48616 (1995 GP7)
Classification: Main-belt Asteroid          SPK-ID: 2048616
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .115467283703677 3.9459e-08  
a 2.79917633581404 1.4303e-08 au
q 2.475963047709981 1.1224e-07 au
i 5.330784777647026 4.5249e-06 deg
node 77.53282514193998 4.3139e-05 deg
peri 171.9354321720015 4.7297e-05 deg
M 70.23565015769793 1.7807e-05 deg
tp 2458666.767178606791
(2019-Jul-02.26717861)
8.5084e-05 TDB
period 1710.581669448495
4.68
1.3111e-05
3.59e-08
d
yr
n .2104547280201283 1.613e-09 deg/d
Q 3.122389623918099 1.5954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      10172 days (27.85 yr)  
   first obs. used      1992-09-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:34:58  

Additional Information
 Earth MOID = 1.462 au 
 Jupiter MOID = 1.90434 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457083.5 (2015-Mar-02.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141724233215981 3.954e-08  
q 2.480369330592602 1.1225e-07 au
tp 2456957.870886002136
(2014-Oct-27.37088600)
8.9877e-05 TDB
node 77.55910074362464 4.3119e-05 deg
peri 172.5110302884451 4.7361e-05 deg
i 5.331644838177864 4.525e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      10172 days (27.85 yr)  
   first obs. used      1992-09-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:34:58  

Additional Information
 Jupiter MOID = 1.90434 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.563381961772933E-15 -4.41024381666009E-15 -1.567583400949755E-13 -9.115763355392176E-15 -2.940883429778376E-14 -2.3870334649635E-16
q -4.41024381666009E-15 1.259945050221678E-14 4.219581928997031E-14 2.449058749468938E-14 -1.195699294656573E-16 7.129343438201035E-16
tp -1.567583400949755E-13 4.219581928997031E-14 8.077918073281174E-9 9.743613583108341E-12 1.776634210674088E-9 -1.54957998721256E-12
node -9.115763355392176E-15 2.449058749468938E-14 9.743613583108341E-12 1.859277938796461E-9 -1.848949308222451E-9 -8.300432286298384E-12
peri -2.940883429778376E-14 -1.195699294656573E-16 1.776634210674088E-9 -1.848949308222451E-9 2.243061963092378E-9 7.938191576013115E-12
i -2.3870334649635E-16 7.129343438201035E-16 -1.54957998721256E-12 -8.300432286298384E-12 7.938191576013115E-12 2.047575062631135E-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 14.7   n/a MPO436123  
diameter diameter 8.214 km 0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48616 (1995 GP7)          Discovered 1995-Apr-02 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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