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2670 Chuvashia (1977 PW1)
Classification: Main-belt Asteroid          SPK-ID: 2002670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07326724138753311 3.2587e-08  
a 3.168787650825103 1.7343e-08 au
q 2.936619321106266 9.9816e-08 au
i 9.857030099487201 3.6399e-06 deg
node 284.8993180206714 2.515e-05 deg
peri 167.6347879823553 3.9534e-05 deg
M 101.9196833755171 3.0642e-05 deg
tp 2458417.197688752174
(2018-Oct-25.69768875)
0.00017451 TDB
period 2060.336385421507
5.64
1.6915e-05
4.631e-08
d
yr
n .1747287494155235 1.4345e-09 deg/d
Q 3.400955980543939 1.8614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2659  
   data-arc span      23228 days (63.59 yr)  
   first obs. used      1957-01-09  
   last obs. used      2020-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:07:10  

Additional Information
 Earth MOID = 1.95421 au 
 Jupiter MOID = 1.76316 au 
 T_jup = 3.176 
[ 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 11.0   n/a MPO337270  
diameter diameter 21.278 km 0.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.846 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Percy, S. (2019) Posting on CALL web site: http://www.minorplanet.info/call.html]
geometric albedo albedo 0.246   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2670 Chuvashia (1977 PW1)          Discovered 1977-Aug-14 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 PW1 = 1938 UD = 1950 XZ = 1957 AL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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