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15827 (1995 AO1)
Classification: Main-belt Asteroid          SPK-ID: 2015827
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3150880429400846 4.0152e-08  
a 2.703781346903022 1.1303e-08 au
q 1.851852173769443 1.1176e-07 au
i 10.08729822623248 4.6322e-06 deg
node 210.6832367719589 1.8678e-05 deg
peri 308.1958097016918 1.9627e-05 deg
M 289.2133515716245 8.3241e-06 deg
tp 2459519.804197348919
(2021-Nov-01.30419735)
3.886e-05 TDB
period 1623.886899546047
4.45
1.0183e-05
2.788e-08
d
yr
n .2216903160562703 1.3901e-09 deg/d
Q 3.555710520036601 1.4864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1538  
   data-arc span      9994 days (27.36 yr)  
   first obs. used      1993-10-22  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:10:22  

Additional Information
 Earth MOID = .878488 au 
 Jupiter MOID = 1.55329 au 
 T_jup = 3.272 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457191.5 (2015-Jun-18.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3146983930596754 4.036e-08  
q 1.853695536291766 1.1245e-07 au
tp 2457897.167539578831
(2017-May-23.66753958)
3.292e-05 TDB
node 210.6937358231927 1.8672e-05 deg
peri 308.3451450215162 1.9615e-05 deg
i 10.08631884286103 4.6331e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1538  
   data-arc span      9994 days (27.36 yr)  
   first obs. used      1993-10-22  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:10:22  

Additional Information
 Jupiter MOID = 1.55329 au 
 T_jup = 3.272 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.628916249429933E-15 -4.528946235743014E-15 -3.32433559428825E-14 3.424925197665018E-15 6.264984083106733E-14 2.351667055801907E-15
q -4.528946235743014E-15 1.264400971675428E-14 2.113923520447258E-13 -1.302413785458925E-14 -1.565049949696093E-13 -6.537844019090841E-15
tp -3.32433559428825E-14 2.113923520447258E-13 1.083703988490052E-9 -1.42446535757307E-11 2.007461954114758E-10 2.609186730531188E-12
node 3.424925197665018E-15 -1.302413785458925E-14 -1.42446535757307E-11 3.486574196870169E-10 -3.451821047327379E-10 -2.642801037392351E-11
peri 6.264984083106733E-14 -1.565049949696093E-13 2.007461954114758E-10 -3.451821047327379E-10 3.847468446798853E-10 2.651747843875585E-11
i 2.351667055801907E-15 -6.537844019090841E-15 2.609186730531188E-12 -2.642801037392351E-11 2.651747843875585E-11 2.146533379418933E-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 13.94   n/a MPCxxxxx  
diameter diameter 6.109 km 0.950 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.172   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15827 (1995 AO1)          Discovered 1995-Jan-10 by Kobayashi, T. at Oizumi
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ 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
1975-Dec-18 15:37 < 00:01 Jupiter 1.88918013642981 1.88917924843234 1.88918102442878 2.78720890931455 2.62141648787454 2442765.150725255 0.76258752905024 115.587371867505 28.8388141651922 76.6684553085025 2465879.28578585 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 01:10:29 2021-Apr-13 01:10
2011-May-23 00:42 < 00:01 Jupiter 1.7971328084812 1.79713238178931 1.79713323517319 2.62032541413234 2.43381750340796 2455704.528839819 0.168393443160919 69.1063397786153 25.7837789216886 -86.8150632483427 2418918.65584581 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 01:10:29 2021-Apr-13 01:10
2046-Nov-28 03:11 < 00:01 Jupiter 1.75939705746098 1.75939642695498 1.75939768796988 2.57384501539588 2.379458494381 2468677.632677658 0.636419136264619 148.345422761635 28.7157423481517 84.9266937474652 2304430.2052009 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 01:10:29 2021-Apr-13 01:10
2082-Jul-11 05:07 00:01 Jupiter 1.76761352941448 1.76761242714864 1.76761463169087 2.61898365006787 2.42913474384489 2481686.712972803 1.2260736808072 247.087710052407 29.0579771870803 81.540661649928 2318417.95158494 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 01:10:29 2021-Apr-13 01:10
2118-Mar-27 04:25 00:02 Jupiter 1.8164931783593 1.81649158653144 1.81649477019975 2.73879619972748 2.56289167071475 2494728.683996675 1.71948377177391 271.420997559068 29.033253570997 77.4452559259202 2438247.54461796 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 01:10:29 2021-Apr-13 01:10
2154-Jan-10 13:22 00:02 Jupiter 1.92237005416127 1.92236805044448 1.92237205788451 2.96734799990455 2.81494703797713 2507802.056622040 2.00432141423443 215.716774425787 32.3570803268189 68.6508358640019 2596234.65307713 T 27 CATAB v2.0f-lin.ifort 2021-Apr-13 01:10:29 2021-Apr-13 01:10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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