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1328 Devota (1925 UA)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001328
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 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347901293127454 4.1983e-08  
a 3.501731936213436 1.8767e-08 au
q 3.029733035712657 1.423e-07 au
i 5.766749764412955 4.2084e-06 deg
node 222.6800026952273 3.6558e-05 deg
peri 174.1765601679215 3.8921e-05 deg
M 164.6290268720888 1.465e-05 deg
tp 2457905.972487424683
(2017-Jun-01.47248742)
9.4408e-05 TDB
period 2393.441254033908
6.55
1.9241e-05
5.268e-08
d
yr
n .1504110449309151 1.2092e-09 deg/d
Q 3.973730836714216 2.1297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3003  
   data-arc span      34641 days (94.84 yr)  
   first obs. used      1925-10-24  
   last obs. used      2020-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41346  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:20:07  

Additional Information
 Earth MOID = 2.03709 au 
 Jupiter MOID = 1.44727 au 
 T_jup = 3.103 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456803.5 (2014-May-26.0) TDB
Reference: JPL 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1353272666775721 4.1926e-08  
q 3.029122738031779 1.4228e-07 au
tp 2457909.035420333770
(2017-Jun-04.53542033)
9.4099e-05 TDB
node 222.7208231885564 3.6548e-05 deg
peri 174.9074838388484 3.8903e-05 deg
i 5.766920964161707 4.2086e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3003  
   data-arc span      34641 days (94.84 yr)  
   first obs. used      1925-10-24  
   last obs. used      2020-08-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41346  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:20:07  

Additional Information
 Jupiter MOID = 1.44727 au 
 T_jup = 3.103 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.757805178147244E-15 -5.931059918738984E-15 -3.930481768488305E-14 4.329361813017801E-15 -8.106131273488319E-14 3.793215104410676E-16
q -5.931059918738984E-15 2.024296411760714E-14 5.753334773862314E-13 -9.158838621576344E-15 3.109726607886628E-13 -1.628137171036367E-15
tp -3.930481768488305E-14 5.753334773862314E-13 8.854614276914498E-9 5.760443198265052E-12 1.258341533752696E-9 -6.298074426121167E-13
node 4.329361813017801E-15 -9.158838621576344E-15 5.760443198265052E-12 1.335745492647984E-9 -1.32807901531257E-9 -2.891061428371892E-11
peri -8.106131273488319E-14 3.109726607886628E-13 1.258341533752696E-9 -1.32807901531257E-9 1.513406922411685E-9 2.865243534310057E-11
i 3.793215104410676E-16 -1.628137171036367E-15 -6.298074426121167E-13 -2.891061428371892E-11 2.865243534310057E-11 1.771234779961803E-11

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 10.1   n/a MPO473781 IRAS observations used: 17
diameter diameter 53.697 km 0.481 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 17.49 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.046   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.695   0.078 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=7.83, mean=7.84, max.=7.85) deg.
U-B UB 0.210   0.035 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=7.85 deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1328 Devota (1925 UA)          Discovered 1925-Oct-21 by Jekhovsky, B. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1925 UA = 1938 UC = 1951 TQ = 1951 TT = 1964 UD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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