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35617 (1998 HY148)
Classification: Main-belt Asteroid          SPK-ID: 2035617
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0769176668878931 4.493e-08  
a 2.597066695306421 1.1532e-08 au
q 2.3973063843512 1.1711e-07 au
i 15.0012975885557 4.9705e-06 deg
node 56.74318480299873 1.5681e-05 deg
peri 196.2618655806198 3.2131e-05 deg
M 81.39539151364734 2.8461e-05 deg
tp 2458654.862864739441
(2019-Jun-20.36286474)
0.00012077 TDB
period 1528.70287100884
4.19
1.0182e-05
2.788e-08
d
yr
n .2354937684930392 1.5686e-09 deg/d
Q 2.796827006261641 1.242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1801  
   data-arc span      7817 days (21.40 yr)  
   first obs. used      1998-04-25  
   last obs. used      2019-09-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:53:17  

Additional Information
 Earth MOID = 1.38661 au 
 Jupiter MOID = 2.2227 au 
 T_jup = 3.364 
[ 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 13.6   n/a MPO436014  
diameter diameter 4.287 km 0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.419   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35617 (1998 HY148)          Discovered 1998-Apr-25 by Elst, E. W. at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HY148 = 1999 RN240 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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