Eric Bellm
@ebellm.bsky.social
Astronomer at the University of Washington.
Building time-domain surveys (ZTF & Rubin Observatory) & looking for compact objects in our Galaxy.
Building time-domain surveys (ZTF & Rubin Observatory) & looking for compact objects in our Galaxy.
😭 I can't decide what's most upsetting about this
October 14, 2025 at 12:39 AM
😭 I can't decide what's most upsetting about this
Wrapping up a very nice visit to the Yale Astronomy Department. Lots of lovely discussions about Rubin, ZTF, compact binaries, and much more!
September 19, 2025 at 3:10 PM
Wrapping up a very nice visit to the Yale Astronomy Department. Lots of lovely discussions about Rubin, ZTF, compact binaries, and much more!
ZTF 🔭 is now shadowing the @vrubinobs.bsky.social Science Validation survey footprint with a daily cadence in gri! www.wis-tns.org/astronotes/a...
I made a "watchmap" for the Lasair broker that for all ZTF alerts falling in this region: lasair-ztf.lsst.ac.uk/watchmaps/568/
I made a "watchmap" for the Lasair broker that for all ZTF alerts falling in this region: lasair-ztf.lsst.ac.uk/watchmaps/568/
July 31, 2025 at 11:01 PM
ZTF 🔭 is now shadowing the @vrubinobs.bsky.social Science Validation survey footprint with a daily cadence in gri! www.wis-tns.org/astronotes/a...
I made a "watchmap" for the Lasair broker that for all ZTF alerts falling in this region: lasair-ztf.lsst.ac.uk/watchmaps/568/
I made a "watchmap" for the Lasair broker that for all ZTF alerts falling in this region: lasair-ztf.lsst.ac.uk/watchmaps/568/
So the Grand Canyon is on fire...
July 28, 2025 at 7:28 PM
So the Grand Canyon is on fire...
Full house at @dirac-institute.bsky.social for our @vrubinobs.bsky.social Data Preview 1 sprint! 🔭
July 1, 2025 at 12:44 AM
Full house at @dirac-institute.bsky.social for our @vrubinobs.bsky.social Data Preview 1 sprint! 🔭
Congrats to Dr. @tomwagg.bsky.social, who successfully defended his excellent PhD dissertation today!
May 23, 2025 at 8:00 PM
Congrats to Dr. @tomwagg.bsky.social, who successfully defended his excellent PhD dissertation today!
Wrapping up a great visit to @thenrao.bsky.social--I learned a ton, got to talk to folks about @vrubinobs.bsky.social, and ate lots of excellent New Mexican food!
April 26, 2025 at 2:05 AM
Wrapping up a great visit to @thenrao.bsky.social--I learned a ton, got to talk to folks about @vrubinobs.bsky.social, and ate lots of excellent New Mexican food!
Just wrapping up a lovely week in Oxford talking with the Lasair team and other European brokers about @vrubinobs.bsky.social. Many great discussions and a memorable conference dinner!
January 16, 2025 at 9:19 PM
Just wrapping up a lovely week in Oxford talking with the Lasair team and other European brokers about @vrubinobs.bsky.social. Many great discussions and a memorable conference dinner!
November 20, 2024 at 4:12 AM
Types of 🔭 software papers
November 18, 2024 at 4:20 AM
Types of 🔭 software papers
Kinds of 🔭 instrumentation papers
November 18, 2024 at 4:18 AM
Kinds of 🔭 instrumentation papers
Had a lovely weekend helping facilitate the LSST Scialog. Early-career 🔭 faculty, look for another call for participation next year!
November 18, 2024 at 4:16 AM
Had a lovely weekend helping facilitate the LSST Scialog. Early-career 🔭 faculty, look for another call for participation next year!
Instrument building is a long journey (I started on ZTF in 2011!), so it's nice to take some time to celebrate.
November 13, 2024 at 5:41 AM
Instrument building is a long journey (I started on ZTF in 2011!), so it's nice to take some time to celebrate.
It was a great honor to join several other members of the ZTF team in celebrating Shri's receipt of the 2024 Shaw Prize in Astronomy for his contributions to time-domain astronomy. 🔭
November 12, 2024 at 3:16 PM
It was a great honor to join several other members of the ZTF team in celebrating Shri's receipt of the 2024 Shaw Prize in Astronomy for his contributions to time-domain astronomy. 🔭
Hello from Hong Kong
November 10, 2024 at 7:22 AM
Hello from Hong Kong
I'm enjoying how this college football trash talk thread turned into a discussion of light pollution and astronomy 🔭
October 18, 2024 at 3:47 PM
I'm enjoying how this college football trash talk thread turned into a discussion of light pollution and astronomy 🔭
post a PERFECT album from the ‘90s that isn't pearl jam, nirvana, soundgarden or Alice In Chains
(Sorry not sorry to my Gen X moots)
(Sorry not sorry to my Gen X moots)
October 15, 2024 at 7:07 PM
post a PERFECT album from the ‘90s that isn't pearl jam, nirvana, soundgarden or Alice In Chains
(Sorry not sorry to my Gen X moots)
(Sorry not sorry to my Gen X moots)
Without downloading a new pic, where are you now mentally?
September 19, 2024 at 3:13 AM
Without downloading a new pic, where are you now mentally?
I was three orders of magnitude earlier to thefacebook.com, and I've been gun-shy about joining new social media sites ever since.
September 17, 2024 at 1:28 AM
I was three orders of magnitude earlier to thefacebook.com, and I've been gun-shy about joining new social media sites ever since.
This is... not the worst bit, but it's still pretty telling, particularly when paired with Prof. La Belle's own oral history oralhistories.library.caltech.edu/175/
August 14, 2024 at 8:55 PM
This is... not the worst bit, but it's still pretty telling, particularly when paired with Prof. La Belle's own oral history oralhistories.library.caltech.edu/175/
I'm genuinely confused: who is this ad for Facebook trying to target?
June 20, 2024 at 3:14 AM
I'm genuinely confused: who is this ad for Facebook trying to target?