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135601 (2002 HG5)
Classification: Main-belt Asteroid          SPK-ID: 2135601
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1356044292095682 3.283e-08  
a 2.293098111005364 9.7439e-09 au
q 1.982143850540942 7.1957e-08 au
i 7.703145138319964 3.9504e-06 deg
node 146.68500254 2.4178e-05 deg
peri 102.1564758699008 2.8595e-05 deg
M 105.1010221792466 1.5088e-05 deg
tp 2458830.214401984455
(2019-Dec-12.71440198)
5.2757e-05 TDB
period 1268.330340862456
3.47
8.0841e-06
2.213e-08
d
yr
n .283837726183545 1.8091e-09 deg/d
Q 2.604052371469785 1.1065e-08 au
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      6848 days (18.75 yr)  
   first obs. used      2002-04-10  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51222  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:46  

Additional Information
 Earth MOID = .983894 au 
 Jupiter MOID = 2.45112 au 
 T_jup = 3.573 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457581.5 (2016-Jul-12.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349595872643625 3.2876e-08  
q 1.983929350104329 7.2024e-08 au
tp 2457561.340426011371
(2016-Jun-21.84042601)
5.2457e-05 TDB
node 146.71582957542 2.4192e-05 deg
peri 102.1769274626876 2.8643e-05 deg
i 7.70022254762307 3.949e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      6848 days (18.75 yr)  
   first obs. used      2002-04-10  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51222  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:46  

Additional Information
 Jupiter MOID = 2.45112 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.080836284739661E-15 -2.354809603317707E-15 -2.474828562561174E-13 -2.521709100009691E-15 -1.062427690370789E-13 -2.76465360594047E-15
q -2.354809603317707E-15 5.187430201613072E-15 5.635072806524121E-13 5.126490834227339E-15 2.387724158436813E-13 6.202559281130907E-15
tp -2.474828562561174E-13 5.635072806524121E-13 2.751743278014362E-9 1.593290686225674E-11 8.106167547049703E-10 8.444938318444459E-13
node -2.521709100009691E-15 5.126490834227339E-15 1.593290686225674E-11 5.852380679469376E-10 -5.748883658808559E-10 1.750994872384494E-11
peri -1.062427690370789E-13 2.387724158436813E-13 8.106167547049703E-10 -5.748883658808559E-10 8.204197800592624E-10 -1.701904092080542E-11
i -2.76465360594047E-15 6.202559281130907E-15 8.444938318444459E-13 1.750994872384494E-11 -1.701904092080542E-11 1.559496669007914E-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 16.59   n/a E2021B55  

135601 (2002 HG5)          Discovered 2002-Apr-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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