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orion25

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Posts posted by orion25

  1. 12 hours ago, Kon said:

    Godo effort Reggie. I think it is a bit overexposed during capture (you can see the  white edge is washed out) and probably a bit oversharpened. I use the Astromania UV filter and it is working really well considering the cheap price.

    Thanks, Kon. I really needed to have used the deep blue #80 filter for the test, and I could have adjusted the polarizer a bit more. I wanted to sharpen it enough to eke out as much detail as possible and probably overdid it. I didn't know Astromania had a UV pass filter; I have an Antlia UV filter on the way to play with!

  2. Following the advice of William A. Paolini in his article "Using Filters for Lunar/Planetary Observation" https://www.cloudynights.com/articl...-filters-for-lunarplanetary-observation-r3261
    I stacked the Baader Semi APO, Meade variable polarizer, and a #82A blue filter (I don't have the #80A that was suggested) along with a 2X barlow lens in an attempt to extract some cloud detail from Venus using my ASI224mc attached to my Orion 127mm Mak. I actually got a hint of something! I may have gotten more if I had used the #80A which would have darkened the image quite a bit at only 28% transmission (compared to the 73% of the #82A):

    ASTRONOMY-VENUS(APO-BLUEFILTER82A)4-25-23.jpg.db81fb029b90e3d5460452144332a268.jpg

     

    Until I get enough pennies to buy the Baader U Venus or Astrodon filters, this will do me just fine 🙃

    Cheers,

    Reggie

    • Like 7
  3. Providence parted the clouds and allowed me to capture the beautiful Venus/Jupiter conjunction on March 1! I took multiple shots at prime focus and with the camera zoom lens:

    Prime focus, single 1/5s exposure, ISO 3200 just after sunset
    ASTRONOMY-VENUSJUPITERCONJUNCTION3-01-23A.thumb.jpg.afe53c88d912d6c0cfe07f3308af210c.jpg

    Prime focus, single one-second exposure, ISO 3200 after darkness falls
    ASTRONOMY-VENUSJUPITERCONJUNCTION3-01-23B.thumb.jpg.5aa099c0d05b4209c52c720f01a6b3c0.jpg

    Camera zoom lens at 300mm, f/5.6, 1/2s exposure, ISO 3200
    ASTRONOMY-VENUSJUPITERCONJUNCTION3-01-23C.thumb.jpg.2eda6b69ee6da95f0b2875cbe3d78faa.jpg

    Camera zoom lens at 55mm, f/5, 1/2s exposure, ISO 3200
    ASTRONOMY-VENUSJUPITERCONJUNCTION3-01-23D.thumb.jpg.15433abdd89d8e6baf918b860ff59e4a.jpg

    Cheers!

    Reggie 🤩

    • Like 4
  4. Not only our moon was visible in this shot! Recently, I was greeted by this beautiful pairing of the waxing crescent moon and Jupiter with its satellites.

    Single one-second exposure at f/5.6, ISO 3200 using a 70-300mm zoom lens fully zoomed in:

    ASTRONOMY-MOON-WAXINGCRESCENTJUPITER2-22-23.thumb.jpg.ccc811e3d6581df6b05a403846b82858.jpg

    I got some great Earthshine, too!

     

    Cheers!

    Reggie 🤩

    • Like 8
  5. As Comet ZTF leaves the solar system, I wanted to post a series of images I acquired during its fast trajectory over the past several weeks (@scotty1 inspired this):

    Moving toward Camelopardis past Ursa Minor (prime focus, 1x30s, ISO 6400)
    ASTRONOMY-COMETZTF1-27-23ACAPTIONSM.thumb.jpg.385629d2bd8014498ff84a73097bff65.jpg

    (prime focus, 1x10s, ISO 6400)
    ASTRONOMY-COMETZTF1-27-23BCAPTIONSM.thumb.jpg.1bb8aacd44b13aabc7ebde93b31bf814.jpg

    On the eve of perigee, moving toward Auriga (prime focus, 1x20s, ISO 6400)
    ASTRONOMY-COMETZTFNEARPERIGEE1-31-23SM.thumb.jpg.c0de2affbc2f467b327eec155518d87f.jpg

    Speeding through the plane of the galaxy in Auriga (prime focus, 1x10s, ISO Hi)
    ASTRONOMY-COMETZTF2-06-23SM.thumb.jpg.83eeb8210197140466ce2cea0734b77e.jpg

    Headed toward Taurus (prime focus, 1x20s, ISO 3200)

    ASTRONOMY-COMETZTF2-08-23SM.thumb.jpg.6db2e8110d7a9d7a4855fcc8bf5b027d.jpg

    In the midst of the Hyades, significantly dimmer (using 70-300mm zoom lens at 210mm, f/5.3, 1x2.5s, ISO 6400)
    ASTRONOMY-COMETZTFMARSALDEBARAN2-12-23CROPASM.thumb.jpg.f82ed7694a11a91b750baae5389d31c9.jpg

    (prime focus, 1x10s, ISO Hi)
    ASTRONOMY-COMETZTFINTHEHYADES(CLOSE)2-14-23SM.thumb.jpg.bedca9e531a621de885500b6d1cc902a.jpg

     

    What a journey!

    Clear skies!
    Reggie 🤩

    • Like 5
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