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160034 (1998 RS39)
Classification: Main-belt Asteroid          SPK-ID: 2160034
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3050323276551499 4.924e-08  
a 2.73316138070298 1.3876e-08 au
q 1.899458802889987 1.3765e-07 au
i 3.072661918168208 4.3857e-06 deg
node 80.92204958356055 9.2708e-05 deg
peri 279.791327147038 9.293e-05 deg
M 328.8591134740739 7.977e-06 deg
tp 2459343.266006495851
(2021-May-08.76600650)
3.7271e-05 TDB
period 1650.427077460274
4.52
1.2568e-05
3.441e-08
d
yr
n .2181253597426302 1.661e-09 deg/d
Q 3.566863958515973 1.8108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      11240 days (30.77 yr)  
   first obs. used      1989-10-03  
   last obs. used      2020-07-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:59:38  

Additional Information
 Earth MOID = .89785 au 
 Jupiter MOID = 1.89432 au 
 T_jup = 3.282 
[ 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 15.63   n/a E2021B55  
diameter diameter 3.373 km 0.850 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.077   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

160034 (1998 RS39)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 1998 RS39 = 1989 TC15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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