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143 Adria (A875 DA)
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 58 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07372988702215874 2.0085e-08  
a 2.761634613154337 7.5478e-09 au
q 2.558019605129985 5.2888e-08 au
i 11.44440779396764 8.9207e-07 deg
node 332.9744105302987 5.1592e-06 deg
peri 252.2453747727329 1.3365e-05 deg
M 252.2935678899345 1.7424e-05 deg
tp 2459898.018423632276
(2022-Nov-14.51842363)
8.2425e-05 TDB
period 1676.284591092185
4.59
6.8721e-06
1.881e-08
d
yr
n .2147606688703387 8.8044e-10 deg/d
Q 2.96524962117869 8.1042e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3504  
   data-arc span      51535 days (141.10 yr)  
   first obs. used      1880-04-13  
   last obs. used      2021-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .3798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 10:35:40  

Additional Information
 Earth MOID = 1.57933 au 
 Jupiter MOID = 2.10113 au 
 T_jup = 3.308 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455749.5 (2011-Jul-07.0) TDB
Reference: JPL 58 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07233079002898518 2.015e-08  
q 2.562672842594202 5.285e-08 au
tp 2456552.140599882044
(2013-Sep-16.64059988)
7.4678e-05 TDB
node 333.1254407471876 5.1544e-06 deg
peri 253.1917355280009 1.3351e-05 deg
i 11.4474150464577 8.9313e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3504  
   data-arc span      51535 days (141.10 yr)  
   first obs. used      1880-04-13  
   last obs. used      2021-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .3798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 10:35:40  

Additional Information
 Jupiter MOID = 2.10113 au 
 T_jup = 3.308 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.060221959631076E-16 -1.057477027827207E-15 8.899256960361483E-13 8.649270384991094E-16 1.606742621690795E-13 -1.444647629410005E-15
q -1.057477027827207E-15 2.793160448260251E-15 -2.18586736262637E-12 1.008909362567447E-15 -3.938848991003242E-13 4.204429828841831E-15
tp 8.899256960361483E-13 -2.18586736262637E-12 5.576847375731933E-9 1.348918203337568E-10 9.324185133168414E-10 9.358703063360964E-12
node 8.649270384991094E-16 1.008909362567447E-15 1.348918203337568E-10 2.656820439797158E-11 2.11504026561006E-13 1.797526871748028E-12
peri 1.606742621690795E-13 -3.938848991003242E-13 9.324185133168414E-10 2.11504026561006E-13 1.782389925577745E-10 1.975730851110245E-14
i -1.444647629410005E-15 4.204429828841831E-15 9.358703063360964E-12 1.797526871748028E-12 1.975730851110245E-14 7.976861785692712E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.16   n/a MPCxxxxx 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. 2020-October); 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 (A875 DA)          Discovered 1875-Feb-23 by Palisa, J. at Pola
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A875 DA = 1960 WK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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