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72277 (2001 AZ49)
Classification: Main-belt Asteroid          SPK-ID: 2072277
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981481796944468 3.1142e-08  
a 2.656454355493048 1.3831e-08 au
q 2.130082760510716 8.0951e-08 au
i 12.05211130247605 3.6645e-06 deg
node 285.7969193344378 2.6335e-05 deg
peri 332.7424052506589 2.9822e-05 deg
M 89.55316227921634 1.4063e-05 deg
tp 2458807.103592762006
(2019-Nov-19.60359276)
6.1372e-05 TDB
period 1581.437249129346
4.33
1.2351e-05
3.382e-08
d
yr
n .2276410272985517 1.7778e-09 deg/d
Q 3.18282595047538 1.6572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      8223 days (22.51 yr)  
   first obs. used      1998-06-02  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5048  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:01:10  

Additional Information
 Earth MOID = 1.12008 au 
 Jupiter MOID = 1.95502 au 
 T_jup = 3.329 
[ 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 15.24   n/a E2021B10  
diameter diameter 2.662 km 0.873 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 24.6613 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.157   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72277 (2001 AZ49)          Discovered 2001-Jan-15 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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