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1332 Marconia (1934 AA)
Classification: Main-belt Asteroid          SPK-ID: 2001332
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324522267254731 3.5087e-08  
a 3.062094027384716 1.2089e-08 au
q 2.656512855014839 1.0686e-07 au
i 2.456676171759895 3.7028e-06 deg
node 13.6241277660597 8.804e-05 deg
peri 348.8465528467585 8.9051e-05 deg
M 149.5833817545533 1.4048e-05 deg
tp 2458187.281860905341
(2018-Mar-09.78186091)
7.541e-05 TDB
period 1957.159456084871
5.36
1.159e-05
3.173e-08
d
yr
n .1839400458050306 1.0893e-09 deg/d
Q 3.467675199754594 1.369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3270  
   data-arc span      41874 days (114.64 yr)  
   first obs. used      1905-10-25  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41617  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:29:53  

Additional Information
 Earth MOID = 1.65396 au 
 Jupiter MOID = 1.9855 au 
 T_jup = 3.219 
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Orbital Elements at Epoch 2456599.5 (2013-Nov-03.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1271568134640151 3.467e-08  
q 2.67778795541183 1.045e-07 au
tp 2456226.166758768116
(2012-Oct-25.66675877)
7.8808e-05 TDB
node 13.92359958719035 8.8286e-05 deg
peri 348.6028944023047 8.9403e-05 deg
i 2.452642119362429 3.6899e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3270  
   data-arc span      41874 days (114.64 yr)  
   first obs. used      1905-10-25  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41617  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:29:53  

Additional Information
 Jupiter MOID = 1.9855 au 
 T_jup = 3.219 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.201995743562059E-15 -3.604422119460657E-15 -3.304319492252672E-13 3.468135623454803E-15 -8.73301899406806E-14 8.114470169748571E-17
q -3.604422119460657E-15 1.091938829885077E-14 9.784209484917102E-13 -9.956528097373052E-15 2.621245796623198E-13 -3.356704369223227E-16
tp -3.304319492252672E-13 9.784209484917102E-13 6.210755556773747E-9 5.795374740898397E-12 1.130474232913906E-9 -3.423159208351594E-13
node 3.468135623454803E-15 -9.956528097373052E-15 5.795374740898397E-12 7.794477008859399E-9 -7.786080711182663E-9 -5.918615758196689E-11
peri -8.73301899406806E-14 2.621245796623198E-13 1.130474232913906E-9 -7.786080711182663E-9 7.992959111848799E-9 5.904503666885947E-11
i 8.114470169748571E-17 -3.356704369223227E-16 -3.423159208351594E-13 -5.918615758196689E-11 5.904503666885947E-11 1.361542585732724E-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 10.6   n/a MPO365259  
diameter diameter 46.796 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 19.16 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2013) Minor Planet Bull. 40, 34-35.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.063   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Ld   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)

1332 Marconia (1934 AA)          Discovered 1934-Jan-09 by Volta, L. at Pino Torinese
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1934 AA = 1930 HQ = 1932 VC = 1935 FR = 1948 SH = 1956 GB = A905 UD = A921 TE = A921 UD = A924 EH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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