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Jan 29, 2026

NEO Close Approaches Tables

  • If the Earth Were the Size of a Basketball
  • NEO Close Approaches --(+/- 30 days) < 1.0 LD --The Asteroid News
  • NEO Close Approaches --(+/- 30 days) < 5.0 LD --The Asteroid News
  • NEO Close Approaches --(+/- 7 days)
  • 100 Closest NEO Approaches
  • Select Noteworthy NEOs

  • NEO Close Approaches — for 433 Eros (A898 PA)
  • NEO Close Approaches — for 1862 Apollo (1932 HA)
  • NEO Close Approaches — for 2101 Adonis (1936 CA)
  • NEO Close Approaches — for 69230 Hermes (1937 UB) — The Asteroid News
  • NEO Close Approaches — for 1566 Icarus (1949 MA)
  • NEO Close Approaches — for 1620 Geographos (1951 RA)
  • NEO Close Approaches — for 4581 Asclepius (1989 FC)
  • NEO Close Approaches — for 137108 (1999 AN10)
  • NEO Close Approaches — for 363116 (2001 GQ2)
  • NEO Close Approaches — for 99942 Apophis (2004 MN4)
  • NEO Close Approaches — for 242708 (2005 UK1)
  • NEO Close Approaches — for 367943 Duende (2012 DA14)
  • NEO Close Approaches — for (2013 YB)
  • NEO Close Approaches — for (2024 YR4)
  • NEO Close Approaches — for (2026 BK2)
  • NEO Close Approaches — for (2026 AS2) Goldstone Radar Target, Earth MOID (Minimum Orbit Intersection Distance) 0.015 au (351.822 Earth radii (Re))/li>
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  • Jan 8, 2026

    100 Closest NEO Approaches By Year

    100 Closest NEO Approaches By Year

    Jun 15, 2024

    Interstellar Voyage: The Ancient Mariner's Tale - The Journey of Aurora

     https://trivial-tidbits.com/The-Journey-of-Aurora.html





    The image image was created with OpenArt.ai Prompt: Create a UHD, 64K professional oil painting The Mariner, with his long grey beard and glittering eyes, sat quietly in the observation deck, gazing out into the infinite cosmos. His eyes held a depth of knowledge and sorrow that spoke of many untold stories. It was here that he encountered a young space traveler, By Steven M. Tilley using Model: OpenArt SDXL
    This story, "Interstellar Voyage: The Ancient Mariner's Tale," is inspired by "The Rime of the Ancient Mariner" (text of 1834) by Samuel Taylor Coleridge. It was written by "Write For Me" ChatGPT with the help of Book Creator Guide and Grammarly, under the guidance of Steven M. Tilley

    Aug 21, 2022

    Using Find_orb(interactive version) and Guide9 To find the impact location of The NEO 2008 TC3.

    Using Find_orb(interactive version)  and Guide9 To find the impact location of The NEO 2008 TC3.

    Credits

    • The Observations of 2008 TC3 were obtained from the The Minor Planet Center (MPC)
    https://www.minorplanetcenter.net/db_search/show_object?utf8=%E2%9C%93&object_id=2008+TC3

    • Text editing was done with MS Notepad.

    • The impact.tdf graphic was done with MS Paint.
    • 2008TC3-groundpath-rev Wikimedia Commons
    https://en.wikipedia.org/wiki/2008_TC3#/media/File:2008TC3-groundpath-rev.png


    • Created using Pinnacle Studio
     
     Steven M. Tilley

    http://lagniappeobserving.com

    Jul 31, 2022

    ALCon 2023 Presentation

    The 2023 Astronomical League Convention will be held in Baton Rouge, Louisiana from July 26th to 29th. Our theme will be “Astronomical Gumbo," which represents the blend of diverse subfields and people within the vast field of astronomy. Gumbo is a dish that combines the culinary practices of Africans, Native Americans, French, and Spanish, and is often used as a metaphor for the mix of cultures that exist in southern Louisiana. Baton Rouge, which is French for "red stick," is the capital of Louisiana and sits along the mighty Mississippi River. The city's many attractions include a planetarium, the new and old State Capitol buildings, and many museums. Serving as the melting pot between the urban cityscape and the rural scenes of nature, Baton Rouge is home to plenty of art, music, and great food for visitors and families to enjoy.
     
    Baton Rouge Astronomical Society, or BRAS, was established in 1981. With over 100 members, it is Baton Rouge's premier meeting place for amateur astronomers. BRAS features a diverse collection of individuals, ranging from new members seeking to learn the basics to more experienced observers sharing their knowledge with others. Anyone who shares the common love of astronomy is welcome to join.
     
    Louisiana is home to LIGO Livingston, one of only 5 gravitational wave interferometers in the world, and one if only 2 in the United States. Visitors are able to tour a world-class scientific research facility located deep in the of the pine forests of Livingston.
     
    John R. Nagle, President of the Baton Rouge Astronomical Society
     
    Trey Anding, Treasurer of the Baton Rouge Astronomical Society
     
    Steven Tilley, chair of ALcon 2023 Baton Rouge Louisiana.
     
    Carroll Iorg, President of the Astronomical League
     
    Voice-over By
    Natalia "Nat" Brue 

    Photos 
    the Baton Rouge Astronomical Society
     
    Video Editing 
    Steven M. Tilley 

    Music 
     
    Moonlight Sonata 
    Composed by: Lugwig Von Beethoven 
    Performed by: Bellini Ensemble Unique
    Recording date: 1924 
    Source National Park Service 
    By way of the Internet Archive 
    https://archive.org/details/EDIS-SRP-0197-09 
     
     
    For more information on past ALCons, see: https://www.astroleague.org/al/alcons/alcons.html
     

    Aug 10, 2021

    The NEO Apollo PHA 2016 AJ193 on 2021 08 09

    The NEO [Apollo, PHA] 2016 AJ193 
     
    on 2021-08-09 
     
    from Siding Spring Observatory Australia (MPC Code Q62)
     
    60 2BIN 60sec Luminance images
     
    using itelescope.net's 
    T30 (0.50-m f/6.8 reflector + CCD) 
     
    By Steven M. Tilley
     
    Credits
     
    The targeting information was obtained from The Minor Planet Center (MPC) https://www.minorplanetcenter.net/ 
     
    The Orbit Diagram -- JPL Small-Body Database Browser (2016 AJ193)  
     
     
    The images were taken with iTelescope.net'sTEL T30 (0.50-m f/6.8 reflector + CCD )
    Siding Spring Observatory Australia (MPC Q62)  
     
     Data reduction, Image blinking, stacked image, and the object verification windows were done with Astrometrica 
     
    Image blinking and the stacked image was done with CCDStack2 
     http://www.ccdware.com/ 
     
    The data was examined with the help ofFind_Orb Orbit determination software - Project Pluto https://www.projectpluto.com/find_orb.htm 
     
    Edited was done with Pinnacle Studio 21 
     
    (c) Steven M. Tilley

    Aug 6, 2021

    I spy something- Flying Lightning Bugs Night of 2021-08-05 AMS114 (River Oaks) Baton Rouge LA

    I spy something- Flying Lightning Bugs Night of 2021-08-05 AMS114 (River Oaks) Baton Rouge LA I have an all-sky cam (AllSky7) and get a lot of false detections