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78875 (2003 RH1)
Classification: Main-belt Asteroid          SPK-ID: 2078875
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218848730727364 4.2887e-08  
a 2.389283207166504 1.0066e-08 au
q 2.098065726726194 1.0129e-07 au
i 5.693499524165302 4.8463e-06 deg
node 160.1299882041281 3.5799e-05 deg
peri 227.798036711779 3.9634e-05 deg
M 165.4017186087302 1.5892e-05 deg
tp 2458380.720239328416
(2018-Sep-19.22023933)
5.9005e-05 TDB
period 1348.962487926613
3.69
8.5248e-06
2.334e-08
d
yr
n .2668717649467988 1.6865e-09 deg/d
Q 2.680500687606814 1.1293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      817  
   data-arc span      9566 days (26.19 yr)  
   first obs. used      1994-03-04  
   last obs. used      2020-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52456  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:11  

Additional Information
 Earth MOID = 1.10685 au 
 Jupiter MOID = 2.76375 au 
 T_jup = 3.516 
[ 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 15.9   n/a MPO468744  
diameter diameter 2.955 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.128   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78875 (2003 RH1)          Discovered 2003-Sep-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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