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134418 (1998 HP130)
Classification: Main-belt Asteroid          SPK-ID: 2134418
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2038302636625963 3.5362e-08  
a 2.418184563811242 1.0187e-08 au
q 1.925285366584776 8.7811e-08 au
i 5.458027190607138 5.0824e-06 deg
node 185.4766121871454 4.0739e-05 deg
peri 81.31033184035415 4.2697e-05 deg
M 8.003238335186733 1.3843e-05 deg
tp 2459365.965146317679
(2021-May-31.46514632)
5.2719e-05 TDB
period 1373.512429000925
3.76
8.679e-06
2.376e-08
d
yr
n .262101741781732 1.6562e-09 deg/d
Q 2.911083761037708 1.2263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      8510 days (23.30 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50653  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:13:33  

Additional Information
 Earth MOID = .918807 au 
 Jupiter MOID = 2.19534 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457289.5 (2015-Sep-24.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2044133914478898 3.5268e-08  
q 1.923348512519919 8.762e-08 au
tp 2456618.555601728863
(2013-Nov-22.05560173)
4.6019e-05 TDB
node 185.5121564317235 4.0755e-05 deg
peri 81.19551367656138 4.2706e-05 deg
i 5.456956584859486 5.0826e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      8510 days (23.30 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50653  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:13:33  

Additional Information
 Jupiter MOID = 2.19534 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.243817625855202E-15 -3.077428256919938E-15 -3.317754792108952E-13 8.890162386592117E-15 -1.006004476524274E-13 -6.905043272203798E-16
q -3.077428256919938E-15 7.677228154684167E-15 8.795558209822913E-13 -2.205859542938772E-14 2.704565361081882E-13 1.99113374333242E-15
tp -3.317754792108952E-13 8.795558209822913E-13 2.117730483190039E-9 -1.256867885615407E-11 5.970956788666375E-10 1.681433932517992E-12
node 8.890162386592117E-15 -2.205859542938772E-14 -1.256867885615407E-11 1.66094807703284E-9 -1.656453244961359E-9 9.091330364584101E-12
peri -1.006004476524274E-13 2.704565361081882E-13 5.970956788666375E-10 -1.656453244961359E-9 1.823826553403657E-9 -8.559798068208364E-12
i -6.905043272203798E-16 1.99113374333242E-15 1.681433932517992E-12 9.091330364584101E-12 -8.559798068208364E-12 2.583305728625894E-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 E2021B55  

134418 (1998 HP130)          Discovered 1998-Apr-19 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 1998 HP130 = 1999 VU216 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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