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JPL Small-Body Database Browser
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714 Ulula (A911 KG)
Classification: Main-belt Asteroid          SPK-ID: 2000714
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05699904629913857 4.4733e-08  
a 2.535104637560124 8.4739e-09 au
q 2.390606090950674 1.1439e-07 au
i 14.27088106494202 4.3861e-06 deg
node 233.840848764553 1.9174e-05 deg
peri 231.5530510901373 4.1924e-05 deg
M 13.1171871989881 3.7544e-05 deg
tp 2458546.780683628397
(2019-Mar-04.28068363)
0.00015373 TDB
period 1474.321712452863
4.04
7.3921e-06
2.024e-08
d
yr
n .2441800842782542 1.2243e-09 deg/d
Q 2.679603184169574 8.9569e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2600  
   data-arc span      39441 days (107.98 yr)  
   first obs. used      1911-05-18  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42529  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:12:27  

Additional Information
 Earth MOID = 1.42829 au 
 Jupiter MOID = 2.50701 au 
 T_jup = 3.403 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.1   n/a MPO347518  
diameter diameter 41.343 km 2.348 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.998 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Schober, H.J.; Stadler, M. (1990) Astron. Astrophys. 230, 233-237.]
[Behrend, R. (2001) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J. (2006) IAU 2006, poster paper.]
[Licchelli, D. (2006) Minor Planet Bull. 33, 11-13.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Kaasalainen, M.; Warner, B.D.; Fauerbach, M.; et al. (2009) Astron. Astrophys. 493, 291-297.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Marciniak, A.; Michalowski, T.; Polinska, M.; Bartczak, P.; et al. (2011) Astron. Astrophys. 529, A107.]
geometric albedo albedo 0.260   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.884   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=4.52, mean=8.31, max.=13.17) deg.
U-B UB 0.454   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=4.52, mean=8.31, max.=13.17) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

714 Ulula (A911 KG)          Discovered 1911-May-18 by Helffrich, J. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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