Search:

Type: Posts; User: SDO; Keyword(s):

Page 1 of 5 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    0
    Views
    156

    Guidance System Calibrations Yesterday

    Yesterday, June 16, 2021, from 1700-2000 UTC (1-4pm ET), SDO ran calibration maneuvers for the pointing system. These tests were to restart one of the inertial reference units and then a roll of the...
  2. Replies
    0
    Views
    179

    A Week of Infrastructure Repairs!

    This week is a busy week for people making repairs of SDO-related infrastructure.
    On Tuesday, 8 June 2021, the fiber optics linking the SDO ground station and the SDO JSOC in Palo Alto, CA, will be...
  3. Replies
    0
    Views
    360

    Momentum Management Maneuver #40 Today

    SDO will execute momentum management maneuver (MM) #40 today starting at 1910 UTC (2:10 pm ET). The maneuver should take about 30 minutes. During a maneuver SDO science data may be missing or...
  4. SDO Off-Point during the Parker Solar Probe Perihelion

    From 2100 UTC (5:00 pm ET) on April 28, 2021, to 1100 UTC (7:00 am ET) on April 29, 2021, SDO will off-point from the center of the Sun. This will support the PSP perihelion passage at 0900 UTC,...
  5. Replies
    0
    Views
    172

    Website Maintenance - April 27, 2021

    The SDO website is undergoing some maintenance today, April 27, 2021. Some site features and pages will be unavailable during this time. We apologize for the inconvenience.

    More...
  6. Replies
    0
    Views
    543

    EVE Cruciform Maneuver Today

    SDO will perform the EVE Cruciform Calibration Maneuver today from 1300 UTC (9:00 am ET). During the maneuver science data may be missing or blurred.

    More...
  7. Celebrating A Solar Cycle of Discovery with SDO

    You are Invited to Contribute your Solar Research to a Topical Collection of Solar Physics on “Celebrating A Solar Cycle of Discovery with SDO”



    We solicit manuscripts on this general subject...
  8. Replies
    0
    Views
    203

    Calibration Maneuvers Today

    SDO will execute two calibration maneuvers on April 7, 2021. The EVE Field of View (FOV) maneuver will begin at 1315 UTC (8:15 am ET). The HMI/AIA Flatfield maneuver will begin at 1630 UTC (11:30 am...
  9. Replies
    0
    Views
    373

    Happy 11th Birthday to SDO

    SDO was launched 11 years ago on February 11, 2010. It was a beautiful launch into mostly clear skies over the Kennedy Space Center in Florida. SDO has watched almost all of Solar Cycle 24, and now...
  10. Station Keeping Maneuver # 22 on February 10, 2021

    SDO will perform Station Keeping maneuver #22 on Wednesday, February 10, 2021, at 1737 UT (12:37 pn ET) and lasting about 30 minutes. During the maneuver science data may be blurred or missing. This...
  11. Replies
    0
    Views
    996

    SDO Images will be on US Stamps in June!

    According to this NASA News Release, SDO images will be featured on a set of USPS First Class Forever stamps. Here's what the stamps will look...
  12. Tomorrow is the First SDO Lunar Transit of 2021

    January 13, 2021, will see the Moon pass across the face of the Sun between 0556 and 0625 UTC (00:56 and 1:25 am ET). Here's a movie of the transit from the SDO Flight Operations Team.


    This...
  13. Replies
    0
    Views
    659

    Winter Calibration Maneuvers, January 6, 2021

    SDO will execute two calibration maneuvers on January 6, 2021. The EVE Field of View (FOV) maneuver will begin at 1315 UTC (8:15 am ET). The HMI/AIA Flatfield maneuver will begin at 1630 UTC (11:30...
  14. Replies
    1
    Views
    708

    It's Perihelion Day!

    Today at 8:50 am ET (1350 UTC) the distance between the Earth and Sun was the smallest it will be this year (perihelion). On July 4, 2020, we were the furthest from the Sun (aphelion). Here is a...
  15. Thread: Welcome to 2021!

    by SDO
    Replies
    1
    Views
    383

    Welcome to 2021!

    SDO was recently told we were renewed for another three years of operations. This will take us well into the rising phase of Solar Cycle 25. I would like to thank all of the people who helped write...
  16. Replies
    0
    Views
    360

    Solar Eclipse Today

    Want to watch today's Solar Eclipse? NASA has a webpage for you!
    Check out the Goddard Engage TV Stream. The show starts at 10:30 am ET (1530 UTC) and ends one hour later. Totality is at 11:02 am...
  17. Momentum Management Maneuver (MM) #39 is Today

    SDO will execute momentum management maneuver (MM) #39 today starting at 1930 UTC (2:30 pm ET). The maneuver should take about 30 minutes. During a maneuver SDO science data may be missing or...
  18. Replies
    0
    Views
    885

    SDO Lunar Transit, October 16, 2020

    Just two weeks ago the Full Moon and Mars had a bright conjunction in the night sky. Tomorrow the New Moon will glide between SDO and the Sun for a 47 minute lunar transit. Here's the SDO FOT movie...
  19. SDO Plans from October 2020 through February 2021

    The SDO Quarterly LongSet Predicts have been delivered. We have two lunar transits in the next three months. The highlights are listed below:

    16 Oct 2020 @ 1906 to 1953z (10/16 @ 1506 to 1553L)...
  20. Replies
    0
    Views
    544

    Calibration Maneuvers Today

    SDO will execute the EVE Field of View (FOV) calibration maneuver starting at 1315 UTC (9:15 am ET). That will be followed by the HMI/AIA Flatfield calibration maneuver starting at 1630 UTC (2:30 pm...
Results 1 to 20 of 100
Page 1 of 5 1 2 3 4