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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08675710899128836 1.28e-08  
a 2.205105048134984 4.5733e-09 au
q 2.013796509136697 2.9367e-08 au
i 3.845363686406342 6.1714e-07 deg
node 280.90835602425 8.0383e-06 deg
peri 315.0407868465248 1.4775e-05 deg
M 153.9861910418767 1.3753e-05 deg
tp 2458884.910493482646
(2020-Feb-05.41049348)
4.5413e-05 TDB
period 1196.030768084663
3.27
3.7207e-06
1.019e-08
d
yr
n .3009956011219577 9.3637e-10 deg/d
Q 2.396413587133271 4.97e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3100  
   data-arc span      21220 days (58.10 yr)  
   first obs. used      1962-12-02  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40351  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:51:36  

Additional Information
 Earth MOID = 1.00422 au 
 Jupiter MOID = 2.60264 au 
 T_jup = 3.654 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456654.5 (2013-Dec-28.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08645280195254211 1.2681e-08  
q 2.015044991970592 2.909e-08 au
tp 2456492.961850791026
(2013-Jul-19.46185079)
4.5153e-05 TDB
node 280.9833272721743 8.0299e-06 deg
peri 315.3772303688948 1.4829e-05 deg
i 3.84713696466813 6.1738e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3100  
   data-arc span      21220 days (58.10 yr)  
   first obs. used      1962-12-02  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40351  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:51:36  

Additional Information
 Jupiter MOID = 2.60264 au 
 T_jup = 3.654 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.608194642013759E-16 -3.652349585346897E-16 -4.284888892283051E-13 3.592961285341917E-15 -1.200586452154061E-13 -1.102813283640726E-15
q -3.652349585346897E-16 8.462403086101042E-16 9.423206768487414E-13 -7.913637246718538E-15 2.660777171730438E-13 2.539997580705451E-15
tp -4.284888892283051E-13 9.423206768487414E-13 2.038787371823308E-9 3.217262088982214E-13 5.632223578743843E-10 3.963123401880062E-12
node 3.592961285341917E-15 -7.913637246718538E-15 3.217262088982214E-13 6.447946806894021E-11 -6.385994673115349E-11 8.824789080997407E-13
peri -1.200586452154061E-13 2.660777171730438E-13 5.632223578743843E-10 -6.385994673115349E-11 2.198958466073933E-10 1.238252760378024E-13
i -1.102813283640726E-15 2.539997580705451E-15 3.963123401880062E-12 8.824789080997407E-13 1.238252760378024E-13 3.811635342974614E-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 12.94   n/a E2021B10  
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. 2020-October); 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

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