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15837 Mariovalori (1995 DG13)
Classification: Main-belt Asteroid          SPK-ID: 2015837
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117812609181185 4.0045e-08  
a 3.08421118895828 1.5514e-08 au
q 2.739454173318754 1.2203e-07 au
i 1.412938780648273 4.2372e-06 deg
node 157.3158221107188 0.00015881 deg
peri 52.48675848638896 0.00015961 deg
M 202.114314507628 1.71e-05 deg
tp 2459868.170527175339
(2022-Oct-15.67052718)
9.654e-05 TDB
period 1978.402214292018
5.42
1.4928e-05
4.087e-08
d
yr
n .1819650207623872 1.373e-09 deg/d
Q 3.428968204597806 1.7248e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      9342 days (25.58 yr)  
   first obs. used      1995-02-24  
   last obs. used      2020-09-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56974  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:04  

Additional Information
 Earth MOID = 1.73446 au 
 Jupiter MOID = 1.53235 au 
 T_jup = 3.217 
[ 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 14.2   n/a MPO502290  
diameter diameter 7.337 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15837 Mariovalori           Discovered 1995 Feb. 25 by M. Tombelli at Cima Ekar.
Mario Valori (1930-2000) was an amateur astronomer in the Montelupo Group.
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
 1995 DG13 = 1997 TM16 = 1998 XE26 = 2000 AT89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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