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19162 Wambsganss (1990 TZ1)
Classification: Main-belt Asteroid          SPK-ID: 2019162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08825840932809199 1.3872e-08  
a 2.722578522974318 1.0315e-08 au
q 2.482288073265778 4.2321e-08 au
i 2.281601270055397 3.428e-07 deg
node 278.8728751683716 1.5706e-05 deg
peri 94.93511899732808 1.9201e-05 deg
M 307.674477913735 1.4096e-05 deg
tp 2459634.995460854945
(2022-Feb-24.49546085)
6.4716e-05 TDB
period 1640.850630524666
4.49
9.3247e-06
2.553e-08
d
yr
n .2193983981862439 1.2468e-09 deg/d
Q 2.962868972682858 1.1225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2161  
   data-arc span      25808 days (70.66 yr)  
   first obs. used      1950-12-11  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46544  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:18:41  

Additional Information
 Earth MOID = 1.48322 au 
 Jupiter MOID = 2.47971 au 
 T_jup = 3.351 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457342.5 (2015-Nov-16.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08815999011635471 1.3616e-08  
q 2.479966296063998 4.1537e-08 au
tp 2458002.257044610230
(2017-Sep-05.75704461)
6.2822e-05 TDB
node 278.8998403253763 1.5691e-05 deg
peri 96.35391966315335 1.9295e-05 deg
i 2.283591024831682 3.4301e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2161  
   data-arc span      25808 days (70.66 yr)  
   first obs. used      1950-12-11  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46544  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:18:41  

Additional Information
 Jupiter MOID = 2.47971 au 
 T_jup = 3.351 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.853880542187736E-16 -5.530084939950545E-16 -5.132620007982708E-13 1.805943636817116E-15 -9.524545457559347E-14 8.744895573594774E-17
q -5.530084939950545E-16 1.725322978522135E-15 1.517701759499356E-12 -3.534857355230691E-15 2.728767555245153E-13 -2.839784569050485E-16
tp -5.132620007982708E-13 1.517701759499356E-12 3.946630921039578E-9 4.623434386041639E-11 6.988894439751721E-10 -8.980489105652115E-13
node 1.805943636817116E-15 -3.534857355230691E-15 4.623434386041639E-11 2.462078657053235E-10 -2.383662156627377E-10 -2.144916832785176E-13
peri -9.524545457559347E-14 2.728767555245153E-13 6.988894439751721E-10 -2.383662156627377E-10 3.722929257439843E-10 2.958931701776149E-14
i 8.744895573594774E-17 -2.839784569050485E-16 -8.980489105652115E-13 -2.144916832785176E-13 2.958931701776149E-14 1.176546394980774E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.74   n/a MPO636353  
diameter diameter 5.842 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.188   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19162 Wambsganss           Discovered 1990 Oct. 10 by L. D. Schmadel and F. Börngen at Tautenburg.
Joachim Wambsganss (b. 1961) is a German astronomer and since 2004 has been the seventh director in the long history of the Astronomisches Rechen-Institut. His main interests cover the fields of gravitational lensing, cosmology and extrasolar planets. The name was suggested by the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041126/MPCPages.arcLast Updated: 2004-12-06

Alternate Designations
 1990 TZ1 = 1972 TU2 = 1995 WX7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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