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35615 (1998 HE148)
Classification: Main-belt Asteroid          SPK-ID: 2035615
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2096206741642074 3.3831e-08  
a 2.607600947449375 9.3834e-09 au
q 2.06099387889381 9.058e-08 au
i 2.715842603747868 4.1722e-06 deg
node 210.2189554126069 7.6695e-05 deg
peri 56.70942307629169 7.7325e-05 deg
M 329.2292139396702 8.8886e-06 deg
tp 2458731.960782215530
(2019-Sep-05.46078222)
3.8004e-05 TDB
period 1538.013410018274
4.21
8.3018e-06
2.273e-08
d
yr
n .2340681801959859 1.2634e-09 deg/d
Q 3.154208016004939 1.135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1493  
   data-arc span      8712 days (23.85 yr)  
   first obs. used      1995-10-15  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52991  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:54  

Additional Information
 Earth MOID = 1.04621 au 
 Jupiter MOID = 1.94182 au 
 T_jup = 3.378 
[ 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 14.4   n/a MPO436014  
diameter diameter 2.941 km 0.684 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.324   0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35615 (1998 HE148)          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 HE148 = 1999 VC156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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