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30806 (1989 UP5)
Classification: Jupiter Trojan          SPK-ID: 2030806
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03413331572287216 5.4421e-08  
a 5.240513124340061 1.0008e-07 au
q 5.061637035317107 2.7439e-07 au
i 2.083527194090065 4.9291e-06 deg
node 98.5929860857409 0.00015995 deg
peri 93.30396174146118 0.00018048 deg
M 69.15454655021985 8.0357e-05 deg
tp 2458554.761128160613
(2019-Mar-12.26112816)
0.00098528 TDB
period 4381.86654354132
12.00
0.00012552
3.437e-07
d
yr
n .08215676959185905 2.3535e-09 deg/d
Q 5.419389213363016 1.035e-07 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      15540 days (42.55 yr)  
   first obs. used      1978-11-30  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56926  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:50:08  

Additional Information
 Earth MOID = 4.0626 au 
 Jupiter MOID = .00263676 au 
 T_jup = 2.998 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457558.5 (2016-Jun-19.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03424335542823845 5.3546e-08  
q 5.061451240989049 2.6875e-07 au
tp 2458513.314508657051
(2019-Jan-29.81450866)
0.00099953 TDB
node 98.59197615993445 0.00015997 deg
peri 89.58558898895001 0.00018098 deg
i 2.083525731543231 4.9291e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      15540 days (42.55 yr)  
   first obs. used      1978-11-30  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56926  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:50:08  

Additional Information
 Jupiter MOID = .00263676 au 
 T_jup = 2.998 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.867152722699288E-15 -1.347520319991457E-14 1.533301606623189E-11 -4.1718185997888E-16 1.255678579662457E-12 -3.4612947393331E-16
q -1.347520319991457E-14 7.222447303203968E-14 -1.077394978671068E-10 1.024473869000126E-14 -9.098717555037925E-12 2.268755086735165E-15
tp 1.533301606623189E-11 -1.077394978671068E-10 9.990689625259227E-7 -1.723992642310342E-10 8.469851486506959E-8 -3.495354063781337E-12
node -4.1718185997888E-16 1.024473869000126E-14 -1.723992642310342E-10 2.558981863420587E-8 -2.558735764584424E-8 -2.908742169692442E-10
peri 1.255678579662457E-12 -9.098717555037925E-12 8.469851486506959E-8 -2.558735764584424E-8 3.275292752118203E-8 2.903763854145858E-10
i -3.4612947393331E-16 2.268755086735165E-15 -3.495354063781337E-12 -2.908742169692442E-10 2.903763854145858E-10 2.429567864558588E-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 12.73   n/a E2021B10  
diameter diameter 13.097 km 1.483 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.136   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

30806 (1989 UP5)          Discovered 1989-Oct-30 by Bus, S. J. at Cerro Tololo
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 UP5 = 1978 WY17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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