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3189 Penza (1978 RF6)
Classification: Main-belt Asteroid          SPK-ID: 2003189
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981186137122078 2.5348e-08  
a 3.095405285511438 1.4678e-08 au
q 2.482147881468471 8.2083e-08 au
i 8.225050259580902 4.887e-07 deg
node 177.5295051274753 6.0339e-06 deg
peri 189.6252474540335 6.7081e-06 deg
M 267.5907973375232 5.9639e-06 deg
tp 2459711.107781314502
(2022-May-11.60778131)
3.4982e-05 TDB
period 1989.182851675673
5.45
1.4148e-05
3.874e-08
d
yr
n .1809788374642073 1.2872e-09 deg/d
Q 3.708662689554404 1.7586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2157  
   data-arc span      23318 days (63.84 yr)  
   first obs. used      1956-11-03  
   last obs. used      2020-09-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4866  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:48:16  

Additional Information
 Earth MOID = 1.47966 au 
 Jupiter MOID = 1.75346 au 
 T_jup = 3.177 
[ 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 12.89   n/a E2021B10  
diameter diameter 10.707 km 1.998 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.136   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

3189 Penza (1978 RF6)          Discovered 1978-Sep-13 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1910-Jun-15 01:08 00:02 Jupiter 1.78651454313916 1.78651402407773 1.78651506220586 2.45073876336989 2.24897314838416 2418837.547245990 2.39371295912021 183.084588214616 6.43686345987522 -83.7448070559377 6070191.91540595 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
1920-Jul-01 05:08 00:02 Jupiter 1.90091929163834 1.90091850871883 1.90092007455882 2.43590349990929 2.24554100384063 2422506.714158844 2.24066467908622 81.5178576652909 4.85674011303949 68.9799732681439 6799888.06701345 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
1981-Jun-11 12:47 < 00:01 Jupiter 1.76842192878634 1.7684216552807 1.76842220229218 2.42162343454333 2.21502108514882 2444767.032371245 0.76695880285679 61.9447783016678 5.69262112469203 -84.0295031022973 6207410.7692027 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
1991-Jun-25 11:56 < 00:01 Jupiter 1.94804355885886 1.94804332370535 1.94804379401237 2.57649106575548 2.40181029410633 2448432.997084464 0.548353042146837 20.9027919082843 4.77112321100018 70.378650048388 8134200.15504881 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
2052-Jun-08 02:14 < 00:01 Jupiter 1.7606337199634 1.7606334799045 1.76063396002229 2.4141543497415 2.20589258433328 2470696.593248219 0.874734609985256 70.1989795153895 6.05182932367904 -88.5589929698019 6748045.75690686 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
2113-May-23 09:03 00:02 Jupiter 1.97405154274455 1.97405059860552 1.97405248688435 2.54207283490275 2.36727224228953 2492959.876748707 2.34271048801666 85.8764159812109 6.66922389838614 -67.8815217071906 4888164.97651473 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
2123-Jun-06 21:45 00:03 Jupiter 1.76844737422516 1.76844710162201 1.76844764683052 2.43138699682276 2.22569424240149 2496626.406074377 2.49692113164043 186.442318864451 5.91834444645813 87.9639224199266 6696862.72392168 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
2184-May-17 18:12 00:04 Jupiter 1.92316497148562 1.92316349579039 1.92316644718554 2.40644347581771 2.2158761520443 2518887.258186332 4.04320253331164 175.16909169975 6.32160943182621 -71.1857607584244 4923123.19985736 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49
2194-Jun-05 03:23 00:04 Jupiter 1.7852675380179 1.78526688042284 1.78526819562817 2.46533933918373 2.26472855981265 2522557.640949477 4.13418494955247 290.239229623543 5.74644987602654 85.1656501563109 6900469.53613232 T 35 CATAB v2.0f-lin.ifort 2021-Apr-12 14:49:41 2021-Apr-12 14:49

Alternate Designations
 1978 RF6 = 1981 EE25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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