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JPL Small-Body Database Browser
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35603 (1998 HP124)
Classification: Main-belt Asteroid          SPK-ID: 2035603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .004965000789101981 4.3382e-08  
a 2.743454916726956 1.5138e-08 au
q 2.729833660900541 1.1838e-07 au
i 6.356690048078908 4.33e-06 deg
node 115.5933850921288 4.3185e-05 deg
peri 40.17106927509114 0.0004467 deg
M 18.45972682317511 0.00044442 deg
tp 2458915.392479584951
(2020-Mar-06.89247959)
0.0020489 TDB
period 1659.759520977979
4.54
1.3737e-05
3.761e-08
d
yr
n .2168988913453423 1.7952e-09 deg/d
Q 2.757076172553371 1.5213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1081  
   data-arc span      7955 days (21.78 yr)  
   first obs. used      1998-04-23  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:52:57  

Additional Information
 Earth MOID = 1.73464 au 
 Jupiter MOID = 2.22177 au 
 T_jup = 3.340 
[ show covariance matrix ]

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 14.7   n/a MPO431901  
diameter diameter 5.763 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35603 (1998 HP124)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HP124 = 1999 RG223 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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