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2622 Bolzano (1981 CM)
Classification: Main-belt Asteroid          SPK-ID: 2002622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09896558872176904 3.7029e-08  
a 3.002458571612475 1.2614e-08 au
q 2.705318491460124 1.15e-07 au
i 11.02149915880165 3.5477e-06 deg
node 134.5491231028894 1.7657e-05 deg
peri 216.8105705526007 2.5068e-05 deg
M 13.28749327060591 1.6581e-05 deg
tp 2459130.361815657726
(2020-Oct-07.86181566)
8.7626e-05 TDB
period 1900.264094136936
5.20
1.1975e-05
3.279e-08
d
yr
n .1894473516132531 1.1938e-09 deg/d
Q 3.299598651764825 1.3862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2923  
   data-arc span      31749 days (86.92 yr)  
   first obs. used      1934-02-14  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42803  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:04:25  

Additional Information
 Earth MOID = 1.70504 au 
 Jupiter MOID = 2.10211 au 
 T_jup = 3.217 
[ 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 11.88   n/a E2021B10  
diameter diameter 14.291 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.057 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.163   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2622 Bolzano (1981 CM)          Discovered 1981-Feb-09 by Brozek, L. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 CM = 1934 CH1 = 1972 JJ1 = 1972 KB = 1978 NR2 = 1978 OD = 1979 WN = 2019 GO23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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