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Notes by Mariusz and Roger will be placed here. 

DRAFT. High-level notes only now.

  • Introduction of NASA Ames, 80th anniversary
    • Balloon flight Mountain view
    • Joao: software for coordination of platforms
    •  MBARI: tracking with AUV
    • Rick stumpff coastal oceanographer: coastal habitats, algal blooms
    • Marcus Murbach:
      • X-band telemetry; 100 Mbit/s downlink
      • Student engagement
      • Testing & final integration on campus
  • Tor Arne
    • CoE – RCN funding
    • Autonomous systems
    • Mapping + monitoring + robotic platforms
  • Rick Stumpf
    • Algal blooms
    • MODIS
    • Compromise between smallsats and big ones
    • MODIS/MERIS
    • Landsat
    • Sentinel-2
    • High-resolution
    • Reflectance spectra for bacteria, chl-a in 600-750 nm and scattering
    • High variability happening in the NIR area
    • Peak on 250,
    • Signal-to-noise is good fo
    • 2nd derivatives for coastal waters
      • Blue and green light ratio
      • Atmospheric corrections
      • Deals well with coherent noise but not random noise
    • 4th derivatives can even be beneficial, slope
    • Tested
    • Sentinel-2
    • Work well for turbid waters (just adds in radiance)
    • Ocean color biased for MSI
      • Requirements
    • 2nd derivative for SeaWiFS, Aqua, MOBY
    • Saturation, avoid in orbit
    • Calibration between satellites, have a different source
    • Need key reference bands
  • Mountain View High school
    • Tubesat platform, interorbital systems also provides launch service
    • 3 m Radio Telescope (can accommodate us) 1.4 GHz receiver
    • Bolide detection and tracking program, fireballs
    • Stratolab platform, delta form for water-landing
    • Go-pro camera
    • 60 000 ft
    • No regulations for under 4 pounds, but you are liable
    • Possible retrieval
    • PongSat payloads (in ping pongs), student-led
    • Radarreflector experiment
    • Magnetic compass and camera
    • Landed in Parkfield
    • Go across the bay to Selenas
  • Lunas TechEdSat
    • Started building satellites in 2012
    • PhoneSats
    • Cross-link communications
    • ISS sample return
    • 3 stage concept Complex technologies on control of payload upon re-entry
    • Iteration for test/deployment in Mars
    • Cooperation with the Japanese on deployment of cubesats @ ISS
    • Inclusion of University/Intern involvement
    • Document tree
      • Configuration management
      • Requirements
      • Ground ops/safety
      • Flight ops
    • Formality and verification sequences
    • Soarex-8 mission
      • EXO-brake deployment
      • Transmit video
  • Optical sensors Raphe
    • HICO
    • OLCI
    • MODIS/MERIS
    • Spatial resolution matters
    • Sitting on a internal wave field (SAR)
    • Why are patches of chl-a there, fronts wave currents
    • Behavior of organisms
    • Using 2 satellites
    • Dynamics over time. 09:08, 10:06, 11:24, 12:38
    • True color composite picking up tide, headwall imaging spectrometer
    • Spectral shape algorithm, problematic with different algorithms
    • Subtle changes in spectral shapes
    • Predicting toxic blooms, not sensitive to data.
    • Hydrolight, interpolator
    • 3 dominating species 97% of composition
    • Noise matters
    • Need 10 nm as with AVIRIS
    • Chl-a to carbon ratio – KELP. Experience in stress
      • Applied to LandSat 8
    • Co-authorship
    • Calibration talks on
    • Care more about the shapes
    • Bio-optical algorithms need atmos. correction
    • Error-bars to ground truth
    • Temporal resolution important
    • Corrections should be validated with ground truth, raw data
  • Jaime
    • Different habitats geographically
    • Initiation of toxic bloom is difficult to predict
    • Impact of upwelling
    • High concentration of cells or Chl-a not necessarily a correlative factor to domoic acid concentrations
    • Blue goes deeper in water
    • Optics don’t answer everything
  • Liane
    • Skyradiance, solarradiance and total radiance radiometer
    • HyspIRI Airborne Flight Plan
    • Steve: look into the measurements
    • Mission design look into the availability of observation of target
    • Launch capability to stay on target
    • Characterizing SNR important, specs are not good from manufacturers
    • Binning pixels trade-off for worse spatial resolution to higher SNR and spectral resolution
    • RESONON, trade between spatial vs. spectral
  • Fix with the optical resolution in movement with satellite
  • Steve
    • Narrowing down on the spectral bands for what you are looking for
    • Stray light corrections/calibration
    • 2nd order light problems – look for Rick and
    • Get a scientific measurement validity on what you are looking for
    • Major work to be done on calculations
  • Kanna:
    • Ocean community is easy to “convince” and work with
    • Collaboration with Norway
    • Columbia wants to have measurements in the Arctic
  • Steve and Rick
    • Bigger problem with view angle than sun angle
    • Periods of time with clouds
    • When clouds then deploy other assets (UAV/AUV)
    • Complementary system and observations for SmallSat resolution
    • Need all of the components in practical point of view
    • Solar-zenith angle of 10-15 degrees gave same answer for observations, Alaska
    • Diffuse scattering of the ocean
    • 100 km in lake for bloom
  • Sensor calibration
    • Using the red important for corrections, UV data perhaps
    • Green peak SNR ok, but then blue is 1/10th of that
    • Have a dedicated radiometer, get the PSNR, block out the green to see noise characteristics of the other aspects
    • Use micro-radiometer for signature detection (dedicated)
    • Corrections for aerosols etc.
  • Liane
    • Enough with radiometers but also use imaging spectrometer
  • Norsat 4 payload, open for other possibilities (HIS just one of candidates)
    • Multiple radiometers (19 channels) + HIS
    • Alignment for ocean color
  • Steve:
    • Cannot integrate longer than as in radiometer
    • Shot noise
    • Filter the green
  • Use HICO to complement raw data from our HIS (given a piggyback on NorSat-4 launch)
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