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JPL Small-Body Database Browser
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90852 (1996 GS4)
Classification: Main-belt Asteroid          SPK-ID: 2090852
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846079836246082 5.5361e-08  
a 2.290514444113858 1.0708e-08 au
q 1.867667191122959 1.2601e-07 au
i 6.781078580527083 5.4625e-06 deg
node 58.8539591741532 4.4724e-05 deg
peri 313.2569260475964 4.6239e-05 deg
M 173.838303678152 1.2032e-05 deg
tp 2458389.078151403568
(2018-Sep-27.57815140)
4.1593e-05 TDB
period 1266.187375494848
3.47
8.8791e-06
2.431e-08
d
yr
n .2843181088101639 1.9938e-09 deg/d
Q 2.713361697104758 1.2685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1996-04-11  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:19:17  

Additional Information
 Earth MOID = .876261 au 
 Jupiter MOID = 2.75953 au 
 T_jup = 3.567 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457075.5 (2015-Feb-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842687792421436 5.5348e-08  
q 1.868845191726344 1.2594e-07 au
tp 2457120.371823561675
(2015-Apr-07.87182356)
4.1518e-05 TDB
node 58.92476472006867 4.4787e-05 deg
peri 312.7702213894155 4.6302e-05 deg
i 6.77642732516695 5.4573e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      8686 days (23.78 yr)  
   first obs. used      1996-04-11  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:19:17  

Additional Information
 Jupiter MOID = 2.75953 au 
 T_jup = 3.567 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.063435818059541E-15 -6.954369379115509E-15 7.947045050949701E-14 -3.286590993389478E-14 4.936486221967573E-14 -5.250491265775964E-15
q -6.954369379115509E-15 1.586169289211233E-14 -2.102010288485429E-13 7.356212196895576E-14 -1.217581787641678E-13 1.204426769342375E-14
tp 7.947045050949701E-14 -2.102010288485429E-13 1.723769467332914E-9 1.251254261188465E-12 5.130661148906958E-10 -6.567395337056508E-13
node -3.286590993389478E-14 7.356212196895576E-14 1.251254261188465E-12 2.005866301412048E-9 -1.991047266829941E-9 -6.688951280594237E-11
peri 4.936486221967573E-14 -1.217581787641678E-13 5.130661148906958E-10 -1.991047266829941E-9 2.143854406589478E-9 6.63336774174167E-11
i -5.250491265775964E-15 1.204426769342375E-14 -6.567395337056508E-13 -6.688951280594237E-11 6.63336774174167E-11 2.978180749956355E-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 16.2   n/a MPO359378  
diameter diameter 2.443 km 0.795 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.118   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90852 (1996 GS4)          Discovered 1996-Apr-11 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1996 GS4 = 2001 XV18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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