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10808 Digerrojr (1993 FT5)
Classification: Main-belt Asteroid          SPK-ID: 2010808
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04029436689887175 1.6526e-08  
a 3.059684486850615 1.4042e-08 au
q 2.93639643754267 5.158e-08 au
i 9.862812247193425 3.5959e-07 deg
node 167.0428013235349 4.9368e-06 deg
peri 328.6918099369418 2.3392e-05 deg
M 149.1190710061942 2.4338e-05 deg
tp 2458586.762817204372
(2019-Apr-13.26281720)
0.00013044 TDB
period 1954.849797812362
5.35
1.3458e-05
3.685e-08
d
yr
n .1841573712736752 1.2678e-09 deg/d
Q 3.18297253615856 1.4608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2536  
   data-arc span      16171 days (44.27 yr)  
   first obs. used      1977-03-15  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 02:29:13  

Additional Information
 Earth MOID = 1.95375 au 
 Jupiter MOID = 1.81067 au 
 T_jup = 3.210 
[ 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 12.97   n/a E2021B10  
diameter diameter 8.641 km 0.347 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.197   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10808 Digerrojr           Discovered 1993 Mar. 17 at the European Southern Observatory in the course of the Uppsala-ESO Survey of Asteroids and Comets.
Digerrojr is a large cairn on Gotland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1993 FT5 = 1977 EQ4 = 1987 DR4 = 1998 FK125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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