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43971 Gabzdyl (1997 GB4)
Classification: Main-belt Asteroid          SPK-ID: 2043971
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1782311775932934 3.4806e-08  
a 2.645227367042423 1.3928e-08 au
q 2.173765378412445 9.2025e-08 au
i 2.336225226052635 5.4576e-06 deg
node 183.8377471637984 9.6484e-05 deg
peri 79.9276806484618 9.7849e-05 deg
M 86.06191502143072 1.8692e-05 deg
tp 2458624.834387608925
(2019-May-21.33438761)
8.0083e-05 TDB
period 1571.422393135341
4.30
1.2411e-05
3.398e-08
d
yr
n .2290918097976948 1.8093e-09 deg/d
Q 3.116689355672401 1.641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      9491 days (25.98 yr)  
   first obs. used      1994-10-29  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:59:33  

Additional Information
 Earth MOID = 1.1596 au 
 Jupiter MOID = 1.96377 au 
 T_jup = 3.369 
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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 15.9   n/a MPO474305  
diameter diameter 3.812 km 0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43971 Gabzdyl           Discovered 1997 Apr. 8 by M. Tichy and Z. Moravec at Klet.
Pavel Gabzdyl (b. 1974) is a Czech planetary astronomer who specializes in studying the moon. He is the author of a series of popular books, scientific and popular articles, as well as of educational performances at the Nicholas Copernicus Observatory and Planetarium in Brno.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

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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
1917-Nov-07 02:38 00:02 Jupiter 1.95128025906916 1.95127994087048 1.95128057726784 2.07033948021988 1.84881976223346 2421539.609480044 2.19307756093087 87.1888404871593 17.2229914774341 79.136570675964 2569551.86474008 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 23:59:35 2020-Nov-12 23:59
1965-Mar-15 18:02 00:01 Jupiter 1.95339908296726 1.95339875968707 1.95339940624734 2.10808549327386 1.89124167928758 2438835.251627181 1.13277255620243 60.2728457832155 15.0325796675486 82.991723899882 2514652.58455054 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 23:59:35 2020-Nov-12 23:59
2012-Jul-22 05:36 < 00:01 Jupiter 1.95503014023886 1.95502980234889 1.95503047812872 2.15008442624067 1.93813240030867 2456130.733005528 0.164658637299017 42.0200511652575 12.4962628123309 89.0819010613191 2571661.693775 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 23:59:35 2020-Nov-12 23:59
2059-Nov-27 19:59 00:01 Jupiter 1.96363191390018 1.96363153565428 1.96363229214597 2.21458308273886 2.01039005106934 2473425.332310775 1.00922530511943 57.6045744202168 10.8912377752936 86.8319530799418 2419877.99278031 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 23:59:35 2020-Nov-12 23:59
2107-Apr-05 16:04 00:02 Jupiter 1.97882220524571 1.9788216682092 1.97882274228278 2.30431638283576 2.11039959564554 2490720.169287855 2.06427061453919 98.9093610950708 8.93591946325879 87.4358708917555 2314048.11433996 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 23:59:35 2020-Nov-12 23:59
2154-Aug-12 02:47 00:03 Jupiter 1.99474823051643 1.99474741671328 1.99474904432207 2.39935718596207 2.21532443463531 2508015.615958931 3.12087954844022 149.578838917698 7.85726038742516 89.6305746834931 2296196.29632822 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 23:59:35 2020-Nov-12 23:59

Alternate Designations
 1997 GB4 = 2001 DR68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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