2020: Difference between revisions

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!  Date    || Time (UT) || GOES Class || Position || 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=2020-11-05 2020-11-05] || 20:53 || B7.0 || || [[File:eovsa.spec.flare_id_20201105205300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105205300.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 20:53 || B7.0 || || [[File:eovsa.spec.flare_id_20201105205300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105205300.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 21:55 || B9.0 || || [[File:eovsa.spec.flare_id_20201105215500.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105215500.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 21:55 || B9.0 || || [[File:eovsa.spec.flare_id_20201105215500.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105215500.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 22:20 || C1.0 || || [[File:eovsa.spec.flare_id_20201105222000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105222000.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 22:20 || C1.0 || || [[File:eovsa.spec.flare_id_20201105222000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105222000.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 22:40 || B7.0 || || [[File:eovsa.spec.flare_id_20201105224000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105224000.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-05 2020-11-05] || 22:40 || B7.0 || || [[File:eovsa.spec.flare_id_20201105224000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201105224000.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-06 2020-11-06] || 16:13 || B4.6 || || [[File:eovsa.spec.flare_id_20201106161300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201106161300.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-06 2020-11-06] || 16:13 || B4.6 || || [[File:eovsa.spec.flare_id_20201106161300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201106161300.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-06 2020-11-06] || 21:47 || B2.8 || || [[File:eovsa.spec.flare_id_20201106214700.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201106214700.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-06 2020-11-06] || 21:47 || B2.8 || || [[File:eovsa.spec.flare_id_20201106214700.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201106214700.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-08 2020-11-08] || 16:24 || B3.4 || || [[File:eovsa.spec.flare_id_20201108162400.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201108162400.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-08 2020-11-08] || 16:24 || B3.4 || || [[File:eovsa.spec.flare_id_20201108162400.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201108162400.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-08 2020-11-08] || 19:26 || B4.4 || || [[File:eovsa.spec.flare_id_20201108192600.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201108192600.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-08 2020-11-08] || 19:26 || B4.4 || || [[File:eovsa.spec.flare_id_20201108192600.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201108192600.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-10 2020-11-10] || 19:44 || C1.3 || S24 W20 || [[File:eovsa.spec.flare_id_20201110194400.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201110194400.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-10 2020-11-10] || 19:44 || C1.3 || S24 W20 || [[File:eovsa.spec.flare_id_20201110194400.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201110194400.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-20 2020-11-20] || 17:00 || C1.9 || S22 E39 || [[File:eovsa.spec.flare_id_20201120170000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201120170000.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-20 2020-11-20] || 17:00 || C1.9 || S22 E39 || [[File:eovsa.spec.flare_id_20201120170000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201120170000.fits plot data] || [https://datacenter.stix.i4ds.net/view/plot/lightcurves?start=1605889801&span=3596 No] || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-24 2020-11-24] || 16:40 || B5.0 || || [[File:eovsa.spec.flare_id_20201124164000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201124164000.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-24 2020-11-24] || 16:40 || B5.0 || || [[File:eovsa.spec.flare_id_20201124164000.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201124164000.fits plot data] || NA || [AIA] ||  ||
|-
|-
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-24 2020-11-24] || 19:13 || B5.4 || || [[File:eovsa.spec.flare_id_20201124191300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201124191300.fits plot data] || [No] || [AIA] ||  ||
| [http://ovsa.njit.edu/browser/?suntoday_date=2020-11-24 2020-11-24] || 19:13 || B5.4 || || [[File:eovsa.spec.flare_id_20201124191300.png|thumb|center|100px|]] [http://ovsa.njit.edu/events/2020/eovsa.spec.flare_id_20201124191300.fits plot data] || NA || [AIA] ||  ||
|-
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|}
|}

Revision as of 13:30, 25 March 2024

List of EOVSA Flares with Spectrogram Data

June

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2020-06-07 21:43 B6.4
Eovsa.spec.flare id 20200607214300.png
plot data
Yes [AIA]

October

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2020-10-18 16:33 B2.0
Eovsa.spec.flare id 20201018163300.png
plot data
NA [AIA]
2020-10-28 22:10 C1.5
Eovsa.spec.flare id 20201028221000.png
plot data
NA [AIA]
2020-10-29 16:01 C1.3 S17 W41
Eovsa.spec.flare id 20201029160100.png
plot data
NA [AIA]
2020-10-29 20:16 C1.5 S17 W43
Eovsa.spec.flare id 20201029201600.png
plot data
NA [AIA]

November

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2020-11-05 20:53 B7.0
Eovsa.spec.flare id 20201105205300.png
plot data
NA [AIA]
2020-11-05 21:55 B9.0
Eovsa.spec.flare id 20201105215500.png
plot data
NA [AIA]
2020-11-05 22:20 C1.0
Eovsa.spec.flare id 20201105222000.png
plot data
NA [AIA]
2020-11-05 22:40 B7.0
Eovsa.spec.flare id 20201105224000.png
plot data
NA [AIA]
2020-11-06 16:13 B4.6
Eovsa.spec.flare id 20201106161300.png
plot data
NA [AIA]
2020-11-06 21:47 B2.8
Eovsa.spec.flare id 20201106214700.png
plot data
NA [AIA]
2020-11-08 16:24 B3.4
Eovsa.spec.flare id 20201108162400.png
plot data
NA [AIA]
2020-11-08 19:26 B4.4
Eovsa.spec.flare id 20201108192600.png
plot data
NA [AIA]
2020-11-10 19:44 C1.3 S24 W20
Eovsa.spec.flare id 20201110194400.png
plot data
NA [AIA]
2020-11-20 17:00 C1.9 S22 E39
Eovsa.spec.flare id 20201120170000.png
plot data
No [AIA]
2020-11-24 16:40 B5.0
Eovsa.spec.flare id 20201124164000.png
plot data
NA [AIA]
2020-11-24 19:13 B5.4
Eovsa.spec.flare id 20201124191300.png
plot data
NA [AIA]

December

Date Time (UT) GOES Class Position Spectrogram STIX Coverage AIA Movie EOVSA Images Comment
2020-12-01 23:17 C1.4 S15 W26
Eovsa.spec.flare id 20201201231700 log.png
plot data
[No] [AIA]
2020-12-05 18:03 C1.2 S24 E18
Eovsa.spec.flare id 20201205180300.png
plot data
[No] [AIA]
2020-12-07 16:40 C7.4 S25 W08
Eovsa.spec.flare id 20201207164000 log.png
plot data
[No] [AIA]

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