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1275 Cimbria (1932 WG)
Classification: Main-belt Asteroid          SPK-ID: 2001275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1670456274414786 1.7918e-08  
a 2.68097899681806 8.0122e-09 au
q 2.233133178137161 4.8684e-08 au
i 12.85383768259969 1.4507e-06 deg
node 188.4359751230431 2.1055e-06 deg
peri 197.866682468386 7.4039e-06 deg
M 52.39297842361964 5.1158e-06 deg
tp 2458967.149287417823
(2020-Apr-27.64928742)
2.2573e-05 TDB
period 1603.387687761461
4.39
7.1877e-06
1.968e-08
d
yr
n .2245246129478561 1.0065e-09 deg/d
Q 3.128824815498958 9.3506e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3362  
   data-arc span      32256 days (88.31 yr)  
   first obs. used      1932-11-30  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40299  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:20:43  

Additional Information
 Earth MOID = 1.23835 au 
 Jupiter MOID = 2.33565 au 
 T_jup = 3.321 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456837.5 (2014-Jun-29.0) TDB
Reference: JPL 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689648190338991 1.8042e-08  
q 2.227062438565345 4.9073e-08 au
tp 2457359.432067343732
(2015-Dec-02.93206734)
2.1646e-05 TDB
node 188.5729553270354 2.1001e-06 deg
peri 196.8951790765899 7.2707e-06 deg
i 12.87624267286663 1.4524e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3362  
   data-arc span      32256 days (88.31 yr)  
   first obs. used      1932-11-30  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40299  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:20:43  

Additional Information
 Jupiter MOID = 2.33565 au 
 T_jup = 3.321 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.255301309053792E-16 -8.772979741968826E-16 -2.047794705860645E-14 8.131689363825828E-15 -2.532117564381321E-15 -1.460352759128636E-14
q -8.772979741968826E-16 2.408165908995329E-15 3.870419052836827E-14 -2.237279810243067E-14 1.340136820007526E-15 3.985870954735527E-14
tp -2.047794705860645E-14 3.870419052836827E-14 4.685708363335176E-10 -1.655402518577441E-11 1.531984218156868E-10 1.47506023029282E-11
node 8.131689363825828E-15 -2.237279810243067E-14 -1.655402518577441E-11 4.410435329793913E-12 -8.155553718876625E-12 -2.09083396652509E-12
peri -2.532117564381321E-15 1.340136820007526E-15 1.531984218156868E-10 -8.155553718876625E-12 5.28635275470907E-11 5.583389321274232E-12
i -1.460352759128636E-14 3.985870954735527E-14 1.47506023029282E-11 -2.09083396652509E-12 5.583389321274232E-12 2.10943679411523E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.79   n/a E2021B10 IRAS observations used: 6
diameter diameter 27.622 km 0.500 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.65 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.141   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.698   0.043 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=7.39, mean=8.18, max.=8.80) deg.
U-B UB 0.304   0.036 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=7.39, mean=8.18, max.=8.80) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

1275 Cimbria (1932 WG)          Discovered 1932-Nov-30 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1932 WG = 1949 QL2 = A914 TG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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