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stfletch
Posted on: Nov 2 2023, 10:31 PM


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What a cool surprise!

Is this the first time we've discovered a moon of an asteroid only during the flyby since Ida and Dactyl?
  Forum: Cometary and Asteroid Missions · Post Preview: #262070 · Replies: 118 · Views: 122259

stfletch
Posted on: Nov 30 2015, 01:04 PM


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Since things are quiet at the moment before the double header release of LORRI images coming up on Friday, I'll post an updated version of my list showing what we have received so far.

Not too many updates as a lot of the LORRI images released over the last few weeks have come from before or after the time period covered by my list.

See caveats in THIS post.

  Forum: New Horizons · Post Preview: #228261 · Replies: 308 · Views: 336793

stfletch
Posted on: Nov 21 2015, 04:12 PM


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SaturnsMoonTitan -

There are a number of different sources of information for exactly what images where taken and when and and what resolution. While they mostly agree there are some small discrepancies because until the flyby took places there were uncertainties about the exact timings of closest approach.

The table you are referencing was created by me based mainly on the information on the JPL website Flyby page... see here

This page gives the LORRI images taken just after closest approach as being ever so slightly higher resolution than those taken before. But I have seen other sources that had it the other way round. Presumably the New Horizons guys know exactly what resolutions we ended up getting but I haven't see the information released.

And as ZLD says, the LORRI images released yesterday on the SOC site are NOT part of the MVIC image, but a separate strip taken around the same time of the same area.
  Forum: New Horizons · Post Preview: #228171 · Replies: 308 · Views: 336793

stfletch
Posted on: Oct 23 2015, 07:47 PM


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Yup. I guess its possible that the interpretation of the gravitational "weighing" could still be correct if Kerberos is a lot denser than the other small moons, though that would be pretty unexpected and hard to explain in itself.
  Forum: New Horizons · Post Preview: #227552 · Replies: 43 · Views: 101215

stfletch
Posted on: Oct 19 2015, 01:52 PM


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The first images of Kerberos are coming down this week according to @NewHorizons2015! I'm intrigued as to why this moon appears to be so much darker than the rest of the Pluto system bodies.
  Forum: New Horizons · Post Preview: #227428 · Replies: 43 · Views: 101215

stfletch
Posted on: Oct 19 2015, 08:10 AM


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Updated file tracking received and expected LORRI and RALPH images...
  Forum: New Horizons · Post Preview: #227426 · Replies: 308 · Views: 336793

stfletch
Posted on: Oct 17 2015, 04:55 PM


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Nope, we should get two strips which are about 70-80m per pixel, one from just before closest approach and one from just after.
  Forum: New Horizons · Post Preview: #227399 · Replies: 308 · Views: 336793

stfletch
Posted on: Oct 15 2015, 12:34 PM


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QUOTE (abalone @ Oct 15 2015, 01:20 PM) *
Any news yet on when the first burn is due?


According to THIS article which gives a transcript of Alan Stern talking about New Horizons at the recent ScienceWriters2015 meeting, they will be firing the engines to retarget in the direction of 2014MU69 in just two weeks!
  Forum: New Horizons · Post Preview: #227295 · Replies: 578 · Views: 917284

stfletch
Posted on: Oct 13 2015, 02:54 PM


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Hi all,

My first post here, so I wanted to add something useful.

I've been reading all the posts here for a while and have noticed a number of members asking about Images we've already received and what we are still expecting.

There are already a number of useful sources for this but I have tried to pull them all together to make a nice clear table.

My main base for what images we are expecting was based on the JPL New Horizons Flyby page, but I've also got info from Emily's Image that she is updating on http://planetary.org/ and also from tables that Machi has posted previously.

As for what we have received, for LORRI images I have just been keeping track of the LORRI SOC page. MVIC images are a little trickier as I am having to rely on the processed images on the Science Photos page, but I think I have covered everything.

Note that I have grouped together observations sets and I have only included actual images from LORRI and MVIC, no other data types. Also I have limited the table to observations around the closest approach.

I will try to keep this link updated as new observations come in!

Expected and Received Observations from New Horizons

  Forum: New Horizons · Post Preview: #227255 · Replies: 549 · Views: 490049


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