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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07567248200445316 3.7149e-08  
a 2.753868379222401 1.4676e-08 au
q 2.545476323853061 1.0334e-07 au
i 8.477559317254121 4.3112e-06 deg
node 93.09592332621645 3.1256e-05 deg
peri 330.5494900800453 4.5129e-05 deg
M 308.7986509370742 3.274e-05 deg
tp 2459237.906223253917
(2021-Jan-23.40622325)
0.00015227 TDB
period 1669.218525206692
4.57
1.3344e-05
3.653e-08
d
yr
n .2156697847308055 1.7241e-09 deg/d
Q 2.96226043459174 1.5787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1615  
   data-arc span      14871 days (40.71 yr)  
   first obs. used      1979-11-16  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49644  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:05:17  

Additional Information
 Earth MOID = 1.56314 au 
 Jupiter MOID = 2.27243 au 
 T_jup = 3.324 
[ show covariance matrix ]

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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