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JPL Small-Body Database Browser
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1160 Illyria (1929 RL)
Classification: Main-belt Asteroid          SPK-ID: 2001160
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169621089969261 5.049e-08  
a 2.560632204703906 8.7005e-09 au
q 2.261135261676289 1.3226e-07 au
i 14.9460574420985 5.0307e-06 deg
node 3.718197845475574 1.1642e-05 deg
peri 5.260709857935832 1.9523e-05 deg
M 310.0218567741967 1.4292e-05 deg
tp 2458808.276701886258
(2019-Nov-20.77670189)
5.9552e-05 TDB
period 1496.646490869125
4.10
7.628e-06
2.088e-08
d
yr
n .2405377637246472 1.226e-09 deg/d
Q 2.860129147731524 9.7182e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2409  
   data-arc span      32961 days (90.24 yr)  
   first obs. used      1929-09-09  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42741  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 20:55:02  

Additional Information
 Earth MOID = 1.2594 au 
 Jupiter MOID = 2.59681 au 
 T_jup = 3.378 
[ 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 11.5   n/a MPO435706  
diameter diameter 13.977 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.1025 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Bennefeld, C.; Bass, S.; Blair, R.; Cunningham, K.; et al. (2009) Minor Planet Bull. 36, 147-148.]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
geometric albedo albedo 0.249   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1160 Illyria (1929 RL)          Discovered 1929-Sep-09 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1929 RL = 1962 WA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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