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2081 Sazava (1976 DH)
Classification: Main-belt Asteroid          SPK-ID: 2002081
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1621144816637085 4.1749e-08  
a 2.451210107843614 1.3219e-08 AU
q 2.053833451761704 1.0354e-07 AU
i 3.90356527984696 5.1607e-06 deg
node 66.34646905997043 8.5481e-05 deg
peri 223.9757036741018 8.7852e-05 deg
M 282.9848479672483 2.3382e-05 deg
tp 2457300.376830098140
(2015-Oct-04.87683010)
9.1998e-05 JED
period 1401.745708291542
3.84
1.1339e-05
3.104e-08
d
yr
n .2568226161639336 2.0775e-09 deg/d
Q 2.848586763925525 1.5362e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1523  
   data-arc span      23331 days (63.88 yr)  
   first obs. used      1950-07-10  
   last obs. used      2014-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52688  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 13:57:34  

Additional Information
 Earth MOID = 1.041 AU 
 T_jup = 3.474 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.14 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 7
diameter diameter 22.67 km 1.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 7
geometric albedo albedo 0.0479   0.008 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 7
B-V BV .598 mag .020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=7.33 deg.
U-B UB .223 mag .032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=7.33 deg.
Tholen spectral type spec_T F   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo

2081 Sazava (1976 DH)          Discovered 1976-Feb-27 by Wild, P. at Zimmerwald
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 DH = 1946 LA = 1950 NH = 1950 NP = 1958 RJ = 1968 DD = 1974 XM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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