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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08665560005278346 1.277e-08  
a 2.205644006265643 4.6243e-09 au
q 2.014512601399868 2.9352e-08 au
i 3.845439220240275 6.1716e-07 deg
node 280.9149891305049 8.0369e-06 deg
peri 315.1960098348871 1.4802e-05 deg
M 94.83162314749488 1.3753e-05 deg
tp 2458885.324654725984
(2020-Feb-05.82465473)
4.5536e-05 TDB
period 1196.469284535736
3.28
3.7627e-06
1.03e-08
d
yr
n .300885283603156 9.4624e-10 deg/d
Q 2.396775411131417 5.025e-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-Apr-12 13:00:43  

Additional Information
 Earth MOID = 1.00315 au 
 Jupiter MOID = 2.60362 au 
 T_jup = 3.653 
[ show covariance matrix ]

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 12.94   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

[ 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
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 40 CATAB v2.0f-lin.ifort 2021-Apr-12 13:01:31 2021-Apr-12 13:01
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 40 CATAB v2.0f-lin.ifort 2021-Apr-12 13:01:31 2021-Apr-12 13:01

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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