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JPL Small-Body Database Browser
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1709 Ukraina (1925 QA)
Classification: Main-belt Asteroid          SPK-ID: 2001709
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2140980046879254 3.7841e-08  
a 2.378420478775298 6.3884e-09 au
q 1.869205399960606 8.8733e-08 au
i 7.556963462713901 3.5011e-06 deg
node 300.0676477943248 2.8988e-05 deg
peri 42.45091364133325 3.0092e-05 deg
M 291.4704301657349 1.0503e-05 deg
tp 2459255.539169334752
(2021-Feb-10.03916933)
3.9673e-05 TDB
period 1339.773490225576
3.67
5.3979e-06
1.478e-08
d
yr
n .2687021370600394 1.0826e-09 deg/d
Q 2.88763555758999 7.7561e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2629  
   data-arc span      34498 days (94.45 yr)  
   first obs. used      1925-08-19  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:02:40  

Additional Information
 Earth MOID = .868419 au 
 Jupiter MOID = 2.53105 au 
 T_jup = 3.497 
[ 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 12.4   n/a MPO473787  
diameter diameter 9.444 km 1.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 7.28 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Behrend, R. (2013) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.196   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.990   0.040 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=7.29 deg.

1709 Ukraina (1925 QA)          Discovered 1925-Aug-16 by Shajn, G. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1925 QA = 1936 QH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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