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52742 (1998 HV126)
Classification: Main-belt Asteroid          SPK-ID: 2052742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1524028649701213 4.8662e-08  
a 3.062074612471055 1.7652e-08 au
q 2.595405668778192 1.4779e-07 au
i 4.934292157059508 4.5676e-06 deg
node 284.6387284843944 6.4536e-05 deg
peri 202.4477810034465 6.6602e-05 deg
M 97.24982694479414 1.6222e-05 deg
tp 2458471.801088265839
(2018-Dec-19.30108827)
8.7208e-05 TDB
period 1957.140842341485
5.36
1.6923e-05
4.633e-08
d
yr
n .1839417952002386 1.5906e-09 deg/d
Q 3.528743556163917 2.0342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      8954 days (24.51 yr)  
   first obs. used      1995-10-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:10  

Additional Information
 Earth MOID = 1.61154 au 
 Jupiter MOID = 1.55726 au 
 T_jup = 3.210 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456729.5 (2014-Mar-13.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539675810310037 4.8501e-08  
q 2.589334896949119 1.4783e-07 au
tp 2456513.303342225720
(2013-Aug-08.80334223)
8.4951e-05 TDB
node 284.6701479519211 6.4536e-05 deg
peri 202.1211384244656 6.6561e-05 deg
i 4.935549213017425 4.5684e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      8954 days (24.51 yr)  
   first obs. used      1995-10-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:10  

Additional Information
 Jupiter MOID = 1.55726 au 
 T_jup = 3.210 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.352342933740843E-15 -7.13309966359525E-15 1.689370274070558E-12 5.73189174853918E-15 3.825582060043217E-13 -6.098749975474206E-17
q -7.13309966359525E-15 2.185427412355244E-14 -5.198418421470299E-12 -1.946320358567272E-14 -1.167577583176146E-12 -7.582840408958194E-17
tp 1.689370274070558E-12 -5.198418421470299E-12 7.216688311486562E-9 2.770112190019478E-11 1.43116373308216E-9 2.490187563230087E-12
node 5.73189174853918E-15 -1.946320358567272E-14 2.770112190019478E-11 4.164847547824602E-9 -4.143660025566449E-9 9.771071396827125E-11
peri 3.825582060043217E-13 -1.167577583176146E-12 1.43116373308216E-9 -4.143660025566449E-9 4.430331458574823E-9 -9.690324723318148E-11
i -6.098749975474206E-17 -7.582840408958194E-17 2.490187563230087E-12 9.771071396827125E-11 -9.690324723318148E-11 2.087048360511838E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO319709  
diameter diameter 6.491 km 0.312 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52742 (1998 HV126)          Discovered 1998-Apr-18 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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