2019: Difference between revisions

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=== March ===
=== March ===
{| class="wikitable"
{| class="wikitable"
!  Date    || Time (UT) || GOES Class || Spectrogram || STIX Coverage || AIA Movie || EOVSA Images || Comment
!  Date    || Time (UT) || GOES Class || Position || Spectrogram || STIX Coverage || AIA Movie || EOVSA Images || Comment
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-03-21 2019-03-22] || 00:33 || C3.0 || [[File:eovsa.spec.flare_id_20190322003300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190322003300.fits plot data] || [No] || [AIA] ||   ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-03-21 2019-03-22] || 00:33 || C2.1 || N08 W45 || [[File:eovsa.spec.flare_id_20190322003300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190322003300.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190402_163839_107 AIA] ||   ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-03-23 2019-03-23] || 19:28 || B6.0 || [[File:eovsa.spec.flare_id_20190323192800.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190323192800.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-03-23 2019-03-23] || 19:28 || B6.0 || || [[File:eovsa.spec.flare_id_20190323192800.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190323192800.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190402_164808_019 AIA?] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-03-23 2019-03-23] || 21:19 || C1.3 || [[File:eovsa.spec.flare_id_20190323211900.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190323211900.fits plot data] || [No] || [AIA] ||   ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-03-23 2019-03-23] || 21:19 || C1.3 || N07 W60 || [[File:eovsa.spec.flare_id_20190323211900.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190323211900.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190402_164808_577 AIA] ||   ||
|-
|-
|}
|}
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=== April ===
=== April ===
{| class="wikitable"
{| class="wikitable"
!  Date    || Time (UT) || GOES Class || Spectrogram || STIX Coverage || AIA Movie || EOVSA Images || Comment
!  Date    || Time (UT) || GOES Class || Position || Spectrogram || STIX Coverage || AIA Movie || EOVSA Images || Comment
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-04-15 2019-04-15] || 19:31 || B4.7 || [[File:eovsa.spec.flare_id_20190415193100.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190415193100.fits plot data] || [No] || [AIA] ||   ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-04-15 2019-04-15] || 19:31 || B4.7 || || [[File:eovsa.spec.flare_id_20190415193100.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190415193100.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190415_192700 AIA] || [http://ovsa.njit.edu/SynopticImg/eovsamedia/eovsa-browser/2019/04/15/eovsa.lev1_mbd_12s.flare_id_20190415193100.mp4 Quicklook Movie] <br/> [http://ovsa.njit.edu/fits/flares/2019/04/15/20190415193100/ FITS Files]  ||
|-
|-
|]
|}
 
=== May ===
=== May ===
{| class="wikitable"
{| class="wikitable"
!  Date    || Time (UT) || GOES Class || Spectrogram || STIX Coverage || AIA Movie || EOVSA Images || Comment
!  Date    || Time (UT) || GOES Class || Position || Spectrogram || STIX Coverage || AIA Movie || EOVSA Images || Comment
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-04 2019-05-04] || 22:08 || B4.0 || [[File:eovsa.spec.flare_id_20190504220800.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190504220800.fits plot data] || [No] || [AIA] ||   ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-04 2019-05-04] || 22:08 || B4.0 || || [[File:eovsa.spec.flare_id_20190504220800.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190504220800.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190504_201829_675 AIA] || [http://ovsa.njit.edu/SynopticImg/eovsamedia/eovsa-browser/2019/05/04/eovsa.lev1_mbd_12s.flare_id_20190504220800.mp4 Quicklook Movie] <br/> [http://ovsa.njit.edu/fits/flares/2019/05/04/20190504220800/ FITS Files]  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-04 2019-05-04] || 22:40 || C3.0 || [[File:eovsa.spec.flare_id_20190504224000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190504224000.fits plot data] || [No] || [AIA] ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-04 2019-05-04] || 22:40 || C3.0 || N10 E72 || [[File:eovsa.spec.flare_id_20190504224000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190504224000.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190504_161826_828 AIA] || [http://ovsa.njit.edu/SynopticImg/eovsamedia/eovsa-browser/2019/05/04/eovsa.lev1_mbd_12s.flare_id_20190504224000.mp4 Quicklook Movie] <br/> [http://ovsa.njit.edu/fits/flares/2019/05/04/20190504224000/ FITS Files] ||
|-  
|-  
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-06 2019-05-06] || 17:48 || C1.4 || [[File:eovsa.spec.flare_id_20190506194800.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190506194800.fits plot data] || [No] || [AIA] ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-06 2019-05-06] || 17:48 || C1.4 || N08 E42 || [[File:eovsa.spec.flare_id_20190506194800.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190506194800.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190506_121836_613 AIA] ||  
|-  
|-  
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-06 2019-05-06] || 22:29 || B6.9 || [[File:eovsa.spec.flare_id_20190506222900.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190506222900.fits plot data] || [No] || [AIA] ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-06 2019-05-06] || 22:29 || B6.9 || || [[File:eovsa.spec.flare_id_20190506222900.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190506222900.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190506_161842_801 AIA] || [http://ovsa.njit.edu/SynopticImg/eovsamedia/eovsa-browser/2019/05/06/eovsa.lev1_mbd_12s.flare_id_20190506222900.mp4 Quicklook Movie] <br/> [http://ovsa.njit.edu/fits/flares/2019/05/06/20190506222900/ FITS Files] ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-06 2019-05-07] || 01:46 || B9.3 || [[File:eovsa.spec.flare_id_20190507014600.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190507014600.fits plot data] || [No] || [AIA] ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-06 2019-05-07] || 01:46 || B9.3 || || [[File:eovsa.spec.flare_id_20190507014600.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190507014600.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190506_201843_470 AIA] || [http://ovsa.njit.edu/SynopticImg/eovsamedia/eovsa-browser/2019/05/07/eovsa.lev1_mbd_12s.flare_id_20190507014600.mp4 Quicklook Movie] <br/> [http://ovsa.njit.edu/fits/flares/2019/05/07/20190507014600/ FITS Files] ||
|-  
|-  
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-15 2019-05-15] || 19:22 || C2.9 || [[File:eovsa.spec.flare_id_20190515192200.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190515192200.fits plot data] || [No] || [AIA] ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2019-05-15 2019-05-15] || 19:22 || C2.9 || N07 W36 || [[File:eovsa.spec.flare_id_20190515192200.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2019/eovsa.spec.flare_id_20190515192200.fits plot data] || NA || [https://www.lmsal.com/hek/her?cmd=view-voevent&ivorn=ivo://helio-informatics.org/FL_SSWLatestEvents_20190515_191500 AIA] || [http://ovsa.njit.edu/SynopticImg/eovsamedia/eovsa-browser/2019/05/15/eovsa.lev1_mbd_12s.flare_id_20190515192200.mp4 Quicklook Movie] <br/> [http://ovsa.njit.edu/fits/flares/2019/05/15/20190515192200/ FITS Files] ||
|-   
|-   
|}
|}

Latest revision as of 13:31, 28 March 2024

List of EOVSA Flares with Spectrogram Data

March

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2019-03-22 00:33 C2.1 N08 W45
Eovsa.spec.flare id 20190322003300.png
plot data
NA AIA
2019-03-23 19:28 B6.0
Eovsa.spec.flare id 20190323192800.png
plot data
NA AIA?
2019-03-23 21:19 C1.3 N07 W60
Eovsa.spec.flare id 20190323211900.png
plot data
NA AIA

April

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2019-04-15 19:31 B4.7
Eovsa.spec.flare id 20190415193100.png
plot data
NA AIA Quicklook Movie
FITS Files

May

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2019-05-04 22:08 B4.0
Eovsa.spec.flare id 20190504220800.png
plot data
NA AIA Quicklook Movie
FITS Files
2019-05-04 22:40 C3.0 N10 E72
Eovsa.spec.flare id 20190504224000.png
plot data
NA AIA Quicklook Movie
FITS Files
2019-05-06 17:48 C1.4 N08 E42
Eovsa.spec.flare id 20190506194800.png
plot data
NA AIA
2019-05-06 22:29 B6.9
Eovsa.spec.flare id 20190506222900.png
plot data
NA AIA Quicklook Movie
FITS Files
2019-05-07 01:46 B9.3
Eovsa.spec.flare id 20190507014600.png
plot data
NA AIA Quicklook Movie
FITS Files
2019-05-15 19:22 C2.9 N07 W36
Eovsa.spec.flare id 20190515192200.png
plot data
NA AIA Quicklook Movie
FITS Files

Python code to read plotdata file

from __future__ import print_function
def rd_datfile(file):
    ''' Read EOVSA binary spectrogram file and return a dictionary with times 
        in Julian Date, frequencies in GHz, and cross-power data in sfu.
        
        Return Keys:
          'time'     Numpy array of nt times in JD format
          'fghz'     Numpy array of nf frequencies in GHz
          'data'     Numpy array of size [nf, nt] containing cross-power data
          
        Returns empty dictionary ({}) if file size is not compatible with inferred dimensions
    '''
    import struct
    import numpy as np
    def dims(file):
        # Determine time and frequency dimensions (assumes the file has fewer than 10000 times)
        f = open(file,'rb')
        tmp = f.read(83608)  # max 10000 times and 451 frequencies
        f.close()
        nbytes = len(tmp)
        tdat = np.array(struct.unpack(str(int(nbytes/8))+'d',tmp[:nbytes]))
        nt = np.where(tdat < 2400000.)[0]
        nf = np.where(np.logical_or(tdat[nt[0]:] > 18, tdat[nt[0]:] < 1))[0]
        return nt[0], nf[0]
    nt, nf = dims(file)
    f = open(file,'rb')
    tmp = f.read(nt*8)
    times = struct.unpack(str(nt)+'d',tmp)
    tmp = f.read(nf*8)
    fghz = struct.unpack(str(nf)+'d',tmp)
    tmp = f.read()
    f.close()
    if len(tmp) != nf*nt*4:
        print('File size is incorrect for nt=',nt,'and nf=',nf)
        return {}
    data = np.array(struct.unpack(str(nt*nf)+'f',tmp)).reshape(nf,nt)
    return {'time':times, 'fghz':fghz, 'data':data}

IDL code to read plotdata file

function rd_datfile,file
    ; Read EOVSA binary spectrogram file and return a structure with times 
    ; in Julian Date, frequencies in GHz, and cross-power data in sfu.
    ;    
    ; Return tags:
    ;      'time'     Array of nt times in JD format
    ;      'fghz'     Array of nf frequencies in GHz
    ;      'data'     Array of size [nf, nt] containing cross-power data
    ;
    ;    Returns empty dictionary ({}) if file size is not compatible with inferred dimensions
    openr,/get_lun,lun,file
    tmp = dblarr(10451)
    readu,lun,tmp
    free_lun,lun
    nt = (where(tmp lt 2400000.))[0]
    nf = (where(tmp[nt[0]:*] gt 18 or tmp[nt[0]:*] lt 1))[0]
    times = dblarr(nt)
    fghz = dblarr(nf)
    data = fltarr(nt, nf)
    openr,/get_lun,lun,file
    readu,lun,times
    readu,lun,fghz
    readu,lun,data
    free_lun,lun
    data = create_struct('time',times,'fghz',fghz,'data',transpose(data))
    return, data
    end