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1837 Osita (1971 QZ1)
Classification: Main-belt Asteroid          SPK-ID: 2001837
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08645985040252553 2.7625e-08  
a 2.206141106521604 5.1396e-09 au
q 2.015398476484884 6.1096e-08 au
i 3.846062576516167 3.0602e-06 deg
node 280.9212437986786 5.5228e-05 deg
peri 315.413499681942 6.0093e-05 deg
M 34.473765774336 2.4859e-05 deg
tp 2458885.886814598062
(2020-Feb-06.38681460)
8.2567e-05 TDB
period 1196.873791357438
3.28
4.1825e-06
1.145e-08
d
yr
n .3007835935581019 1.0511e-09 deg/d
Q 2.396883736558324 5.5839e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2771  
   data-arc span      21017 days (57.54 yr)  
   first obs. used      1962-12-02  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:37:26  

Additional Information
 Earth MOID = 1.00539 au 
 Jupiter MOID = 2.60492 au 
 T_jup = 3.653 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456358.5 (2013-Mar-07.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08631743517277445 2.7572e-08  
q 2.015091660017243 6.095e-08 au
tp 2456493.170431709316
(2013-Jul-19.67043171)
8.1385e-05 TDB
node 280.9857967458354 5.521e-05 deg
peri 315.4497960643861 6.0099e-05 deg
i 3.846994685575497 3.061e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2771  
   data-arc span      21017 days (57.54 yr)  
   first obs. used      1962-12-02  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:37:26  

Additional Information
 Jupiter MOID = 2.60492 au 
 T_jup = 3.653 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.602204516212154E-16 -1.675454087401185E-15 -5.405863470986708E-13 1.213584177010158E-15 -1.530027864443866E-13 1.898412972876997E-16
q -1.675454087401185E-15 3.714849660595775E-15 1.230250851901178E-12 -2.745815131317717E-15 3.470943818228437E-13 -3.770626167062423E-16
tp -5.405863470986708E-13 1.230250851901178E-12 6.623462886312645E-9 -1.689292744297493E-11 1.947855872479795E-9 -4.719425981695658E-14
node 1.213584177010158E-15 -2.745815131317717E-15 -1.689292744297493E-11 3.048130076234359E-9 -3.045599258051075E-9 3.271389734087781E-11
peri -1.530027864443866E-13 3.470943818228437E-13 1.947855872479795E-9 -3.045599258051075E-9 3.611944700238565E-9 -3.265454641877058E-11
i 1.898412972876997E-16 -3.770626167062423E-16 -4.719425981695658E-14 3.271389734087781E-11 -3.265454641877058E-11 9.369842752537887E-12

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 12.9   n/a PDS3 (MPC 17263)  
diameter diameter 7.530 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.81862 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.216   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1837 Osita (1971 QZ1)          Discovered 1971-Aug-16 by Gibson, J. at El Leoncito
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1971 QZ1 = 1962 XQ = 1968 QB1 = 1972 YJ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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