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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .111530727773178 3.7535e-08  
a 3.084998548456886 1.4955e-08 au
q 2.740926415168292 1.1556e-07 au
i 1.412906306743677 3.9057e-06 deg
node 157.3069473523769 0.00015647 deg
peri 52.43123036500724 0.00015725 deg
M 238.5595450617741 1.7136e-05 deg
tp 2459868.139091729355
(2022-Oct-15.63909173)
9.6344e-05 TDB
period 1979.159853648677
5.42
1.4392e-05
3.94e-08
d
yr
n .1818953629926975 1.3227e-09 deg/d
Q 3.429070681745479 1.6623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1475  
   data-arc span      9455 days (25.89 yr)  
   first obs. used      1995-02-24  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56051  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:26:05  

Additional Information
 Earth MOID = 1.735 au 
 Jupiter MOID = 1.53107 au 
 T_jup = 3.217 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456858.5 (2014-Jul-20.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124725726191357 3.7373e-08  
q 2.73635813453006 1.1499e-07 au
tp 2455918.595304711962
(2011-Dec-23.09530471)
8.7017e-05 TDB
node 157.3112637886443 0.00015651 deg
peri 53.62837191899577 0.00015729 deg
i 1.412035472835512 3.9086e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1475  
   data-arc span      9455 days (25.89 yr)  
   first obs. used      1995-02-24  
   last obs. used      2021-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56051  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:26:05  

Additional Information
 Jupiter MOID = 1.53107 au 
 T_jup = 3.217 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.396712428384086E-15 -4.268822148932067E-15 -3.167740549666807E-13 1.843232394051116E-17 -5.317824445864733E-14 4.488290826185127E-17
q -4.268822148932067E-15 1.322171357234198E-14 1.151238068847613E-12 1.28759919808376E-15 2.083721546737544E-13 -6.670026622511873E-17
tp -3.167740549666807E-13 1.151238068847613E-12 7.571894968559673E-9 1.745694191515857E-12 1.377915289156811E-9 9.447554620341965E-14
node 1.843232394051116E-17 1.28759919808376E-15 1.745694191515857E-12 2.44963392361669E-8 -2.448827815181498E-8 1.379275569703667E-10
peri -5.317824445864733E-14 2.083721546737544E-13 1.377915289156811E-9 -2.448827815181498E-8 2.474013094123046E-8 -1.378621731781154E-10
i 4.488290826185127E-17 -6.670026622511873E-17 9.447554620341965E-14 1.379275569703667E-10 -1.378621731781154E-10 1.527736436027033E-11

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1917-Mar-02 07:47 00:02 Jupiter 1.59369626986273 1.59369543879873 1.59369710092682 1.78948088605253 1.46262633294581 2421289.824214601 2.39909953699763 100.225054653315 39.0366411105232 -76.0632803675568 1833731.10008004 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
1926-Nov-29 07:50 00:02 Jupiter 1.78675390571994 1.78675277220767 1.78675503923313 2.53704114871902 2.3427472232364 2424848.826619720 2.11896728434002 98.8034280998299 8.52594181801723 -75.6558496713816 2497122.08957883 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
1977-Apr-20 07:11 < 00:01 Jupiter 1.75577750085371 1.75577684335817 1.75577815834905 2.31989692248364 2.10168535957808 2443253.799137485 0.933274304517839 39.1239184401623 9.13951440091379 82.4134272814804 2058520.55798767 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
1987-Jan-17 13:07 < 00:01 Jupiter 1.6130257569528 1.61302536202785 1.61302615187765 1.89059136944903 1.58874402964711 2446813.046678746 0.702805231015106 65.3364013805786 21.1569732908264 80.8171750825158 2611571.53969493 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2037-May-26 19:49 < 00:01 Jupiter 1.96963854154343 1.96963817314559 1.96963890994127 3.10087776917798 2.95894639947513 2465205.325998990 0.55449994945921 37.4556664236783 12.9645524092088 88.4538959417085 4057488.71071439 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2047-Mar-04 11:12 < 00:01 Jupiter 1.54976693964513 1.54976657254802 1.5497673067419 1.65849958785219 1.28744873481288 2468773.966686510 0.824290571338023 83.4935239349397 49.6160684967371 61.342420282267 2332219.89537809 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2056-Dec-09 06:25 00:01 Jupiter 1.9505225518425 1.95052191080442 1.95052319288058 3.23258510933749 3.09533490692548 2472341.767360209 1.02153201065712 47.2334535273719 17.6213378670589 -67.9970826684596 2939394.69935094 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2107-Apr-18 21:24 00:02 Jupiter 1.62155104913952 1.62155031933216 1.62155177894679 1.85518716206969 1.5482289359663 2490733.391670130 2.33025191485019 78.7634327225433 27.1830052630386 -83.5483830987078 2053278.81645691 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2117-Jan-15 20:32 00:03 Jupiter 1.74142674689676 1.74142546259014 1.74142803120534 2.38972082705261 2.17668881375114 2494293.355603288 2.56118413297911 129.775441569732 5.60967069354411 -80.5596267756275 2618479.88355276 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2167-Jun-02 13:27 00:04 Jupiter 1.79866732181163 1.79866548514424 1.79866915847728 2.43249062030462 2.23051051949806 2512693.060294261 3.7118643829451 51.7241794227052 29.4057025237406 47.5329994853367 892273.487542141 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26
2177-Mar-03 11:17 00:04 Jupiter 1.58944429477245 1.58944318237971 1.58944540717306 1.81730935309821 1.49559475040434 2516254.970435064 4.03891972658643 241.891283611072 27.8324611073451 77.5125762145285 2463024.07160829 T 31 CATAB v2.0f-lin.ifort 2021-Feb-24 02:26:08 2021-Feb-24 02:26

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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