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85390 (1996 QZ2)
Classification: Main-belt Asteroid          SPK-ID: 2085390
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2613545767907951 4.1395e-08  
a 2.612172911439022 1.4044e-08 au
q 1.929469565665497 1.1255e-07 au
i 2.719736531768687 3.5591e-06 deg
node 250.7641499832524 9.6873e-05 deg
peri 91.05090256141456 9.7059e-05 deg
M 219.1424682951817 7.559e-06 deg
tp 2459603.863288526168
(2022-Jan-24.36328853)		 3.5308e-05 TDB
period 1542.06013154205
4.22		 1.2436e-05
3.405e-08		 d
yr
n .233453931293848 1.8827e-09 deg/d
Q 3.294876257212546 1.7715e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      16297 days (44.62 yr)  
   first obs. used      1975-10-03  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48948  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:01:07  

Additional Information
 Earth MOID = .923702 au 
 Jupiter MOID = 2.13316 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457064.5 (2015-Feb-11.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2593379511431459 4.1357e-08  
q 1.937768179339103 1.1227e-07 au
tp 2456513.264101400902
(2013-Aug-08.76410140)		 2.7425e-05 TDB
node 251.2961736887183 9.683e-05 deg
peri 89.98241742580078 9.7022e-05 deg
i 2.717647990752369 3.5621e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      16297 days (44.62 yr)  
   first obs. used      1975-10-03  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48948  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:01:07  

Additional Information
 Jupiter MOID = 2.13316 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.710388599009538E-15 -4.626054245314041E-15 -1.384017308696381E-13 -4.789846716977464E-15 -5.536685256395545E-14 -1.153609930300129E-15
q -4.626054245314041E-15 1.260472172173003E-14 3.504143626432941E-13 1.547684671087856E-14 1.496351817953094E-13 3.277376674643568E-15
tp -1.384017308696381E-13 3.504143626432941E-13 7.521177931485749E-10 -3.105177592092871E-12 1.946361596844748E-10 4.250887526734122E-13
node -4.789846716977464E-15 1.547684671087856E-14 -3.105177592092871E-12 9.376034340124361E-9 -9.365704613429967E-9 4.120400544308045E-11
peri -5.536685256395545E-14 1.496351817953094E-13 1.946361596844748E-10 -9.365704613429967E-9 9.413251160770066E-9 -4.105955358005949E-11
i -1.153609930300129E-15 3.277376674643568E-15 4.250887526734122E-13 4.120400544308045E-11 -4.105955358005949E-11 1.268886262434937E-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 15.1   n/a MPO337902  
diameter diameter 4.938 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85390 (1996 QZ2)          Discovered 1996-Aug-18 by Elst, E. W. at Caussols
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1926-Jun-07 05:33 00:02 Hygie 0.0400659423097759 0.0400620182082299 0.040069867882715 4.50166257204291 4.50166235782581 2424673.731215119 1.54482502140263 457.748550126026 74.9556108303157 -66.4488677599171 73384.6772480171 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 21:01:10 2020-Nov-12 21:01
1951-May-26 13:41 00:04 Psych 0.0373564497053696 0.0373532012427045 0.037359698947166 2.4370293036815 2.43702917078093 2433793.070054869 3.88144750922192 330.458821254503 59.112955700203 62.4615531586084 83987.0689958211 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 21:01:10 2020-Nov-12 21:01
2006-May-08 05:13 00:01 Psych 0.0419215223194516 0.041920618634126 0.0419224260052282 2.43268227182165 2.43268215318176 2453863.717221459 1.40721913051159 74.1102824236271 44.6463254730882 -84.980335135025 139784.682812998 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 21:01:10 2020-Nov-12 21:01

Alternate Designations
 1996 QZ2 = 1975 TS = 1992 XD1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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