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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1847380224763311 5.4703e-08  
a 2.290313305627354 1.007e-08 au
q 1.867205354694528 1.241e-07 au
i 6.781395506993684 4.9786e-06 deg
node 58.8519020878591 4.3005e-05 deg
peri 313.2457140802676 4.4118e-05 deg
M 230.7290524508168 1.0811e-05 deg
tp 2459655.110228060503
(2022-Mar-16.61022806)
3.902e-05 TDB
period 1266.020596310043
3.47
8.3495e-06
2.286e-08
d
yr
n .2843555634475929 1.8754e-09 deg/d
Q 2.71342125656018 1.193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      8778 days (24.03 yr)  
   first obs. used      1996-04-11  
   last obs. used      2020-04-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:42:14  

Additional Information
 Earth MOID = .874391 au 
 Jupiter MOID = 2.76062 au 
 T_jup = 3.567 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457420.5 (2016-Feb-02.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841216632710024 5.4723e-08  
q 1.869108141213379 1.2404e-07 au
tp 2457120.408010913778
(2015-Apr-07.90801091)
3.65e-05 TDB
node 58.92141080945513 4.3065e-05 deg
peri 312.7973517595595 4.4181e-05 deg
i 6.776430842019603 4.9737e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      8778 days (24.03 yr)  
   first obs. used      1996-04-11  
   last obs. used      2020-04-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:42:14  

Additional Information
 Jupiter MOID = 2.76062 au 
 T_jup = 3.567 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.994625456059405E-15 -6.773205651861965E-15 -4.35425658778513E-14 -2.891316090415971E-14 -1.966588437726484E-15 -2.526202891470377E-15
q -6.773205651861965E-15 1.538505113917194E-14 8.313525740420086E-14 6.515133812416575E-14 3.1460588696842E-15 5.846418714143488E-15
tp -4.35425658778513E-14 8.313525740420086E-14 1.332268898043642E-9 2.023036522346831E-12 3.863812891136098E-10 -5.998069012621376E-13
node -2.891316090415971E-14 6.515133812416575E-14 2.023036522346831E-12 1.854573405414534E-9 -1.840775860758575E-9 -8.083526710094187E-11
peri -1.966588437726484E-15 3.1460588696842E-15 3.863812891136098E-10 -1.840775860758575E-9 1.951929048686565E-9 8.015659969188316E-11
i -2.526202891470377E-15 5.846418714143488E-15 -5.998069012621376E-13 -8.083526710094187E-11 8.015659969188316E-11 2.47375824731215E-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 16.24   n/a E2021B10  
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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