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16277 Mallada (2000 JW74)
Classification: Main-belt Asteroid          SPK-ID: 2016277
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07567248593444369 3.6593e-08  
a 2.75386838452352 1.273e-08 au
q 2.545476317930355 1.0275e-07 au
i 8.477557781082814 3.8762e-06 deg
node 93.09591546576989 2.9822e-05 deg
peri 330.5495078731082 4.1989e-05 deg
M 308.798638905266 2.8411e-05 deg
tp 2459237.906279727521
(2021-Jan-23.40627973)
0.00013172 TDB
period 1669.218530026491
4.57
1.1574e-05
3.169e-08
d
yr
n .2156697841080681 1.4954e-09 deg/d
Q 2.962260451116686 1.3693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1854  
   data-arc span      14956 days (40.95 yr)  
   first obs. used      1979-11-16  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47241  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:28:13  

Additional Information
 Earth MOID = 1.56314 au 
 Jupiter MOID = 2.27243 au 
 T_jup = 3.324 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO358789  
diameter diameter 13.297 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16277 Mallada           Discovered 2000 May 4 by Spacewatch at Kitt Peak.
Uruguayan astronomer Esmeralda H. Mallada (b. 1937) is a professor at the Universidad de la República, who studies minor bodies and teaches cosmography and mathematics. In 1952 she was one of the founders of the Asociación de Aficionados a la Astronomía, the oldest amateur astronomer association in Uruguay.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-03-05Last Updated: 2015-03-09

Alternate Designations
 2000 JW74 = 1979 WH3 = 1990 DH7 = 1991 LT3 = 1999 CD40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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