Difference between revisions of "VLA 20120225"

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(Overview)
(Overview)
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== Overview ==
 
== Overview ==
This observation was made in C configuration (max baseline length 3 km with 26 antenna) in L band (1-2 GHz), with 1 MHz frequency resolution and 1 second time resolution. Two B-class microflares were covered: A B3.6 microflare at 19:59 and a B4.0 microflare at 20:50. RHESSI data is available for both.
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This observation was made in C configuration (max baseline length 3 km) with 26 antenna in L band (1-2 GHz), with 1 MHz frequency resolution and 1 second time resolution. Two B-class microflares were covered: A B3.6 microflare at 19:59 and a B4.0 microflare at 20:50. RHESSI data is available for both.
  
 
*VLA overview movie:
 
*VLA overview movie:

Revision as of 15:13, 8 August 2018

Overview

This observation was made in C configuration (max baseline length 3 km) with 26 antenna in L band (1-2 GHz), with 1 MHz frequency resolution and 1 second time resolution. Two B-class microflares were covered: A B3.6 microflare at 19:59 and a B4.0 microflare at 20:50. RHESSI data is available for both.

  • VLA overview movie:
  • AIA movie:

List of Events/Features

Time Feature Event AIA Movie RHESSI Quicklook Images Comments
19:43-19:44 small stripes Maybe A6.4Microflare@19:43 [AR2501] No File:1943.png Few stripes at lower frequency below 1.5GHz, maybe a microflare. Radio flux increase corresponding the west source.
20:08-20:10 Type III C1.2@19:59 [on the limb] No File:2008ty3.png Type III like features at lower frequency around 1~1.3 GHz, Radio source locate on the limb
20:08-20:10 Broadband GS C1.2@19:59 [on the limb] No File:2008gs.png Broadband gyrosynchrotron emission across entire 1-2 GHz band, Radio source locate on the limb
21:09-21:12 Pulsations C1.8@21:08 [Ar2501] Yes File:2110.png Quasi-periodic pulsations in impulsive phase. Highest RHESSI response @ 25keV. Radio source located near a footpoint.