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Ring Galaxy AM 0644-741
About the Object
- R.A. PositionR.A. PositionRight ascension – analogous to longitude – is one component of an object's position.06h 43m 16.59s
- Dec. PositionDec. PositionDeclination – analogous to latitude – is one component of an object's position.-74° 14' 22.22"
- ConstellationConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.Volans
- DistanceDistanceThe physical distance from Earth to the astronomical object. Distances within our solar system are usually measured in Astronomical Units (AU). Distances between stars are usually measured in light-years. Interstellar distances can also be measured in parsecs.Approximately 300 million light-years (92 million parsecs)
- DimensionsDimensionsThe physical size of the object or the apparent angle it subtends on the sky.This image is roughly 3 arcminutes (260,000 light-years or 81,000 parsecs) wide.
About the Data
- Data DescriptionData DescriptionProposal: A description of the observations, their scientific justification, and the links to the data available in the science archive.
Science Team: The astronomers who planned the observations and analyzed the data. "PI" refers to the Principal Investigator.This image was created from HST data from the following proposal: 9983: K. Noll, L. Frattare, H. Bond, C. Christian, F. Hamilton, Z. Levay, T. Royle and I. Jordan (STScI), and J. Higdon (Cornell University). - InstrumentInstrumentThe science instrument used to produce the data.HST>ACS/WFC
- Exposure DatesExposure DatesThe date(s) that the telescope made its observations and the total exposure time.January 16/17, 2004, Exposure Time: 2.8 hours
- FiltersFiltersThe camera filters that were used in the science observations.F435W (B), F555W (V), F625W (r), and F814W (I)
- Object NameObject NameA name or catalog number that astronomers use to identify an astronomical object.AM 0644-741, Lindsay-Shapley Ring Galaxy
- Object DescriptionObject DescriptionThe type of astronomical object.Ring Galaxy
- Release DateApril 22, 2004
- Science ReleaseThe Lure of the Rings
- Credit
Color Info
Color InfoA brief description of the methods used to convert telescope data into the color image being presented.
Blue: F435W (B) Green: F555W (V) Pink: F625W (r) Red: F814W (I)

Compass and Scale
Compass and ScaleAn astronomical image with a scale that shows how large an object is on the sky, a compass that shows how the object is oriented on the sky, and the filters with which the image was made.
Related Images & Videos
Blue Stars Ring Nucleus of Galaxy AM 0644-741
Resembling a diamond-encrusted bracelet, a ring of brilliant blue star clusters wraps around the yellowish nucleus of what was once a normal spiral galaxy in this new image from NASA's Hubble Space Telescope (HST). This image is being released to commemorate the 14th anniversary...
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Details
Last Updated
Mar 28, 2025
Contact
Media
Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov