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JPL Small-Body Database Browser
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2717 Tellervo (1940 WJ)
Classification: Main-belt Asteroid          SPK-ID: 2002717
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2179710151494051 2.925e-08  
a 2.214992958418184 5.2773e-09 au
q 1.732188694722988 6.4281e-08 au
i 3.284625892883916 3.5833e-06 deg
node 164.830934016714 6.6011e-05 deg
peri 163.535158499559 6.6713e-05 deg
M 111.6065650485695 1.0651e-05 deg
tp 2458627.211859119776
(2019-May-23.71185912)
3.5209e-05 TDB
period 1204.084460966958
3.30
4.3032e-06
1.178e-08
d
yr
n .2989823485562604 1.0685e-09 deg/d
Q 2.697797222113379 6.4276e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3052  
   data-arc span      40553 days (111.03 yr)  
   first obs. used      1909-04-07  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40796  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:44:04  

Additional Information
 Earth MOID = .721289 au 
 Jupiter MOID = 2.65478 au 
 T_jup = 3.621 
[ 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 12.2   n/a MPO502179  
diameter diameter 8.991 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.213 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Scardella, M.; Tomassini, A.; Franceshini, F. (2016) Minor Planet Bull. 43, 186.]
geometric albedo albedo 0.105   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2717 Tellervo (1940 WJ)          Discovered 1940-Nov-29 by Oterma, L. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1940 WJ = 1942 EU = 1952 DL = 1952 DY2 = 1952 FO = 1953 UU = 1953 VQ = 1955 EN = 1955 FG2 = 1963 UC = 1963 VM = 1966 QD = 1976 SO7 = 1982 HM1 = A909 GH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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