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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 
[ show covariance matrix ]

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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2004-Sep-04 10:02 < 00:01 Jupiter 1.99215946138082 1.99215912364117 1.99215979912046 2.61191643491231 2.4437167024994 2453252.917772067 0.233759630322185 43.3398583317457 8.30054833804687 87.4047295998409 3761707.00208303 T 38 CATAB v2.0f-lin.ifort 2020-Jun-23 15:30:09 2020-Jun-23 15:30
2063-May-10 21:35 < 00:01 Jupiter 1.98555713827813 1.9855567850909 1.98555749146536 2.66954256195462 2.50465042810573 2474685.399345159 0.891743508107657 55.8871003878401 9.02211904968179 89.1890930107835 3739074.05775592 T 38 CATAB v2.0f-lin.ifort 2020-Jun-23 15:30:09 2020-Jun-23 15:30
2171-Jan-18 08:37 00:03 Jupiter 1.99554989320237 1.99554954898415 1.99555023742071 2.59944589905784 2.4306804794436 2514018.859285919 2.80514495829332 133.153715912951 8.54741062619547 -88.19837893672 3742434.99229176 T 38 CATAB v2.0f-lin.ifort 2020-Jun-23 15:30:09 2020-Jun-23 15:30

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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