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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1115307243092292 3.6824e-08  
a 3.084998538165823 1.4808e-08 au
q 2.740926416711275 1.1373e-07 au
i 1.412905830818539 3.7998e-06 deg
node 157.3069588154037 0.00015541 deg
peri 52.43122075246961 0.00015618 deg
M 238.5595451578934 1.7127e-05 deg
tp 2459868.139087860218
(2022-Oct-15.63908786)
9.6321e-05 TDB
period 1979.159843745435
5.42
1.425e-05
3.901e-08
d
yr
n .1818953639028583 1.3096e-09 deg/d
Q 3.42907065962037 1.6459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1486  
   data-arc span      9484 days (25.97 yr)  
   first obs. used      1995-02-24  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:10:45  

Additional Information
 Earth MOID = 1.735 au 
 Jupiter MOID = 1.53107 au 
 T_jup = 3.217 
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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 14.18   n/a E2021B10  
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

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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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