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1832 Mrkos (1969 PC)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001832
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021478466515809 4.0528e-08  
a 3.220272622256411 1.7422e-08 au
q 2.891328708261879 1.3503e-07 au
i 14.95396405206501 5.2638e-06 deg
node 303.3579067982931 1.5972e-05 deg
peri 80.82016295235104 2.9934e-05 deg
M 258.6992364105627 2.6294e-05 deg
tp 2459594.446879327755
(2022-Jan-14.94687933)
0.00015645 TDB
period 2110.752860902294
5.78
1.7129e-05
4.69e-08
d
yr
n .1705552585848961 1.3841e-09 deg/d
Q 3.549216536250943 1.9201e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2216  
   data-arc span      30594 days (83.76 yr)  
   first obs. used      1937-02-05  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41204  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:02:57  

Additional Information
 Earth MOID = 1.94186 au 
 Jupiter MOID = 1.9605 au 
 T_jup = 3.128 
[ 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 11.2   n/a MPO473789  
diameter diameter 29.351 km 0.378 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 13.64 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2005) Minor Planet Bull. 32, 29-32.]
geometric albedo albedo 0.068   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1832 Mrkos (1969 PC)          Discovered 1969-Aug-11 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1969 PC = 1937 CJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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