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JPL Small-Body Database Browser
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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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08645984761557086 2.854e-08  
a 2.206141107033196 5.3037e-09 au
q 2.015398483100659 6.342e-08 au
i 3.846062746913148 3.0675e-06 deg
node 280.9212560182457 5.7044e-05 deg
peri 315.4134904601794 6.2175e-05 deg
M 34.47376223167655 2.6367e-05 deg
tp 2458885.886826336295
(2020-Feb-06.38682634)
8.7552e-05 TDB
period 1196.87379177376
3.28
4.316e-06
1.182e-08
d
yr
n .3007835934534768 1.0846e-09 deg/d
Q 2.396883730965733 5.7622e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2681  
   data-arc span      20967 days (57.40 yr)  
   first obs. used      1962-12-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42196  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:31:07  

Additional Information
 Earth MOID = 1.00539 au 
 Jupiter MOID = 2.60492 au 
 T_jup = 3.653 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456302.5 (2013-Jan-10.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08628762428792477 2.8473e-08  
q 2.015081604670548 6.3238e-08 au
tp 2456493.212556535539
(2013-Jul-19.71255654)
8.5775e-05 TDB
node 280.9867544517133 5.7026e-05 deg
peri 315.463011380153 6.2186e-05 deg
i 3.847006872352022 3.0684e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2681  
   data-arc span      20967 days (57.40 yr)  
   first obs. used      1962-12-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42196  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:31:07  

Additional Information
 Jupiter MOID = 2.60492 au 
 T_jup = 3.653 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.106883971144717E-16 -1.795199982052777E-15 -7.324392364803609E-13 1.503122795525111E-15 -2.056053915191848E-13 1.807904273855727E-16
q -1.795199982052777E-15 3.999022886476743E-15 1.686182006196474E-12 -3.234372690602969E-15 4.718952964007214E-13 -3.514826950336406E-16
tp -7.324392364803609E-13 1.686182006196474E-12 7.357335460106482E-9 -1.286023712201858E-11 2.14407718867846E-9 6.697973130985419E-14
node 1.503122795525111E-15 -3.234372690602969E-15 -1.286023712201858E-11 3.251915324835788E-9 -3.247749856133293E-9 3.565450049776255E-11
peri -2.056053915191848E-13 4.718952964007214E-13 2.14407718867846E-9 -3.247749856133293E-9 3.867113793051753E-9 -3.555635308254088E-11
i 1.807904273855727E-16 -3.514826950336406E-16 6.697973130985419E-14 3.565450049776255E-11 -3.555635308254088E-11 9.4147995853737E-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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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
2014-Feb-22 12:28 < 00:01 Hebe 0.0372093261381987 0.0372081141441232 0.0372105381358549 8.60769411053528 8.60769409112557 2456711.019699726 0.16096385317026 63.6255049794269 24.5109213379911 -19.8237792641265 112699.579270821 T 34 CATAB v2.0f-lin.ifort 2020-May-20 01:31:23 2020-May-20 01:31
2044-May-30 17:22 00:01 Amphi 0.0095435272194538 0.00954173319460815 0.00954532168675271 2.86266540797973 2.86266519755657 2467766.223470712 1.1471504107016 138.965304252091 24.3687777380089 51.0523688017177 45969.9063112274 T 34 CATAB v2.0f-lin.ifort 2020-May-20 01:31:23 2020-May-20 01:31

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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