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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0698437049182396 2.1906e-08  
a 3.017661884558941 1.2379e-08 au
q 2.806897198350787 7.1231e-08 au
i 10.96909376322515 1.9874e-07 deg
node 77.53479873818348 1.7376e-06 deg
peri 13.4074164683129 1.294e-05 deg
M 277.0320026590972 1.3927e-05 deg
tp 2459641.778125403983
(2022-Mar-03.27812540)
7.4713e-05 TDB
period 1914.71567636738
5.24
1.1782e-05
3.226e-08
d
yr
n .1880174714415019 1.1569e-09 deg/d
Q 3.228426570767094 1.3243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2793  
   data-arc span      24976 days (68.38 yr)  
   first obs. used      1952-09-23  
   last obs. used      2021-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4083  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 13:08:32  

Additional Information
 Earth MOID = 1.82412 au 
 Jupiter MOID = 1.9842 au 
 T_jup = 3.216 
[ 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 11.24   n/a E2021B10  
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. 2020-October); 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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