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1801 Titicaca (1952 SP1)
Classification: Main-belt Asteroid          SPK-ID: 2001801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06956890637437185 3.9372e-08  
a 3.019243306741715 1.5538e-08 au
q 2.809197851813552 1.1749e-07 au
i 10.96945476570898 4.5301e-06 deg
node 77.54732067699501 2.5074e-05 deg
peri 13.00017165314239 4.3754e-05 deg
M 239.8236794146881 3.6273e-05 deg
tp 2459640.178858693401
(2022-Mar-01.67885869)
0.0001937 TDB
period 1916.220999345274
5.25
1.4792e-05
4.05e-08
d
yr
n .18786977082654 1.4502e-09 deg/d
Q 3.229288761669879 1.6619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2263  
   data-arc span      24737 days (67.73 yr)  
   first obs. used      1952-09-23  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43123  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:36:45  

Additional Information
 Earth MOID = 1.82664 au 
 Jupiter MOID = 1.9841 au 
 T_jup = 3.215 
[ 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 11.1   n/a MPO435713  
diameter diameter 21.957 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.2106 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.172   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1801 Titicaca (1952 SP1)          Discovered 1952-Sep-23 by Itzigsohn, M. at La Plata
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1952 SP1 = 1963 UR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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