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74208 (1998 RD60)
Classification: Main-belt Asteroid          SPK-ID: 2074208
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1457086536662221 9.3419e-08  
a 2.541830517970188 1.1319e-08 au
q 2.171463815349036 2.4273e-07 au
i 15.01722154479761 6.7232e-06 deg
node 191.6178390462035 1.7696e-05 deg
peri 154.6103181818502 2.3842e-05 deg
M 42.12681481617347 1.3978e-05 deg
tp 2458427.289412714284
(2018-Nov-04.78941271)
5.7253e-05 TDB
period 1480.192881777476
4.05
9.8868e-06
2.707e-08
d
yr
n .2432115465706721 1.6245e-09 deg/d
Q 2.912197220591339 1.2968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      8802 days (24.10 yr)  
   first obs. used      1994-10-08  
   last obs. used      2018-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56994  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:34:26  

Additional Information
 Earth MOID = 1.17403 au 
 Jupiter MOID = 2.56827 au 
 T_jup = 3.383 
[ 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 15.3   n/a MPO449468  
diameter diameter 2.367 km 0.414 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.239   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74208 (1998 RD60)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RD60 = 1997 JK = 1998 TJ35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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