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    200 Million Image from AIA

    In all the hype about the Mercury transit last Monday, we overlooked another milestone in the SDO mission. On November 5, 2019, the AIA instrument returned its 200 millionth image. Here it is and...
  2. Extraordinary Pictures of the 2019 Mercury Transit

    Here are composite views of Monday's transit (top) and the transit in 2016 (bottom). They were produced by Monica Bobra at Stanford University. What can we learn about Mercury's orbit from these...
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    Mercury Transit this Monday!

    We will see a transit of Mercury across the disk of the Sun on Monday, November 11, 2019. You can watch the transit using SDO data at https://mercurytransit.gsfc.nasa.gov/2019/.

    Here is a movie of...
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    Mercury transit, November 11, 2019

    Starting around 1200 UTC (7:00 am ET) November 11, 2019, we will begin watching Mercury move into view against the corona of the Sun. This is about 45 minutes before it is visible against the Sun...
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    Testing of AIA Today, 1800-1900 UTC

    Today from 1800-1900 UTC (2-3 pm ET), AIA will record some test images. This will exercise the ability to command AIA to produce partial (cropped) and uncompressed images. Other instruments will be...
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    Calibration Maneuvers on October 9, 2019

    SDO executed the EVE Field of View and HMI Flatfield calibration maneuvers on October 9, 2019. During these maneuvers the science data may be blurry or mission.

    More...
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    Website Outage - 2019-10-11

    Today, October 11, 2019, there will be a brief website outage due to maintenance. The start time for this outage is approximately 12 noon. We are sorry for any inconvenience this may cause.
    ...
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    Lunar Transit on September 28, 2019

    SDO will experience a lunar transit on September 28, 2019. Here is a movie from the Flight Operations Team that shows SDO, the Sun, and the Moon during the transit. This transit lasts from 2044-2115...
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    Staiton Keeping Maneuver #19 Today

    SDO will execute Station Keeping Maneuver #19 today at 2222 UTC (6:22 p.m. ET). From 2200 to 2245 UTC (6:00-6:45 p.m. ET) science data may be missing or blurred. Station-keeping maneuvers are...
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    Momentum Management Maneuver #35 Today

    SDO will execute Momentum Management Maneuver #35 today at 1911 UTC (3:11 p. ET). From 1830 to 1930 (UTC) science data may be missing or blurred.
    Eclipse season started on 08 Aug 2019 and...
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    Today's Maneuver is the EVE Cruciform

    SDO is executing the EVE Cruciform calibration maneuver today. Between 1100 and 1600 UTC (7:00 am--12 noon ET), science data and images may be blurry or absent.

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    Today's Maneuver and Website Upgrade

    Today between 1500 and 2200 UTC (11:00 am-6 pm ET) SDO will execute the HMI roll maneuver. During this maneuver science may be missing or blurry.
    The SDO website upgrade will be happening today and...
  13. Thread: Today's Maneuver

    by SDO
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    Today's Maneuver

    SDO is running the EVE Field of View and HMI/AIA Flatfield maneuvers today. During these maneuvers the science data may be blurry or absent.

    More...
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    New Features on Website

    https://3.bp.blogspot.com/-zG33f4kyA7E/XRz41ErENWI/AAAAAAAABPE/67cybhXe9NYMDfP9tdPnAtkv7aZNfFytQCLcBGAs/s320/Screen%2BShot%2B2019-07-03%2Bat%2B2.49.32%2BPM.png
    The SDO website (sdo.gsfc.nasa.gov)...
  15. Happy Summer Solstice and Congratulations to Phil Scherrer!

    https://2.bp.blogspot.com/-HSvPgavjNbI/XQ1JvAEam8I/AAAAAAAABOo/8JXp6tGURVw_y4LqeZiCFz-IvtUGLokIgCLcBGAs/s320/20190621_115553_1024_0193.jpg
    Today at 1554 UTC (11:54 a.m. ET) the Sun reached its most...
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    Listening to the Sun

    Ever wish you could listen to SDO data? We have developed new ways to do just that!
    This week the American Astronomical Society and the AAS Solar Physics Division had a joint meeting in St Louis....
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    Momentum Management Maneuver #34 Today

    SDO will execute Momentum Management Maneuver #34 (MM#34) today from 1845-1915 UTC (2:45-3:15 pm ET). During a maneuver the science data may be unavailable or blurred.

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    SDO Maneuvers Today

    SDO will execute two calibration maneuvers today. The EVE Field of View maneuver will run from 1315-1600 UTC (9:15 am-12 noon ET). The HMI/AIA Flatfield maneuver will then run from 1630-1907 UTC...
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    SDO Plans for the Next Eight Months

    Significant events in SDO's timeline are below. Calibration maneuvers are still being scheduled as we await the launch of CLASP-2 at White Sands and for the completion of the second perihelion pass...
  20. Thread: That's a Transit!

    by SDO
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    That's a Transit!

    The long lunar transit SDO saw last night was quite a show. Here's a movie in AIA 171 Å from March 6, 2000 UTC, to March 7, 0400 UTC (March 6, 3:00-11:00 pm ET) showing the entire transit. The Moon...
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