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JPL Small-Body Database Browser
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143 Adria
Classification: Main-belt Asteroid          SPK-ID: 2000143
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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0744060841154507 3.2462e-08  
a 2.76035722652032 9.0833e-09 au
q 2.554969854535157 8.807e-08 au
i 11.44456933767442 3.7513e-06 deg
node 332.9838344923751 1.7085e-05 deg
peri 252.3961057432035 3.1027e-05 deg
M 81.08206547721672 2.7105e-05 deg
tp 2458223.215760881474
(2018-Apr-14.71576088)
0.00012578 TDB
period 1675.121684225398
4.59
8.2683e-06
2.264e-08
d
yr
n .2149097605207525 1.0608e-09 deg/d
Q 2.965744598505484 9.7592e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2674  
   data-arc span      51006 days (139.65 yr)  
   first obs. used      1880-04-13  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42448  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 20:37:55  

Additional Information
 Earth MOID = 1.57591 au 
 Jupiter MOID = 2.10465 au 
 T_jup = 3.309 
[ 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 MPO502154 IRAS observations used: 23
diameter diameter 95.377 km 0.698 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 22.005 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2007) Minor Planet Bull. 34, 32-37.]
[Pilcher, F. (2008) Minor Planet Bull. 35, 135-138.]
geometric albedo albedo 0.044   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.738   0.026 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.57, mean=3.79, max.=4.01) deg.
U-B UB 0.336   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=3.57, mean=3.79, max.=4.01) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices
SMASSII spectral type spec_B Xc   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

143 Adria          Discovered 1875-Feb-23 by Palisa, J. at Pola
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1960 WK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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