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CH3OH_I
POL10 - Class I Methanol Emission Around DR 21 (OH)
Short title
: Polushkin & Valtts (2010)
Authors
: Polushkin, S. V. Val'tts, I. E.
Journal
: Astronomy Reports, Volume 54, Issue 6, pp.496-508
Bibcode
:
2010ARep...54..496P
Target type
: High_mass_SFR
Transitions
: OH_1665,SiO_1-0v0,CH3OH_9(I),CH3OH_23.4(I),CH3OH_25-30_GHz(I),CH3OH_36(I),CH3OH_44(I),CH3OH_95(I),CH3OH_132(I),CH3OH_6(II),CH3OH_23.1(II)
Abstract
Results of new observations of the vicinity of DR 21 (OH) conducted on the 20-m Onsala radio telescope are presented. The goal was to search for associations between molecular hydrogen emission tracing shock waves and class I methanol maser emission. Observations at 44 and 36 GHz have shown that an extensive region of faint methanol maser emission elongated North-South is probably present in the vicinity of DR 21(OH). The linear size of this structure may be a factor of ten larger than the central region in DR 21(OH) that emits at 44 GHz. Three maser emission peaks are clearly visible in the northern (DR 21N), central (DR 21(OH)), and southern (vicinity of DR 21 West) parts of this structure. Many other structures are also embedded in this region, including the protostellar disk ERO 3 previously detected at 6.7 GHz. Maser components of these objects are formed with velocities from -5 to-2 km/s, with a velocity gradient from -5 in the North to -2 km/s in the South. The spatial resolution of the map is not high enough to distinguish fine structures at 44 GHz associated with spots and jets emitting in molecular hydrogen.
Target sources:
Notation from Davis et al. (2007)
Comments:
Maser spot ERO3 is removed because coordinates is not defined in article
Input tables
: Table 1-3
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:
Table (CSV)
View as list of objects
Detection table from Polushkin & Valtts (2010)
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individual components
ID
Obs. RA
Obs. Dec
l
b
Group id
Source name
Other name
Line
V
peak
FWHM
F
peak
∫F dv
Telescope
Beam
Detection
Class
Dist. (parallax)
Date
(J2000)
(J2000)
(deg.)
(deg.)
Comp
CH
3
OH (class I)
(km/s)
(km/s)
(Jy)
(Jy*km/s)
(arcsec)
Yes
/
No
(kpc)
1
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B9-1 h
1
36 GHz (I)
;
-5.5
1.2
4.5
5.7
ONSALA
105
+OH
SFR
2007-2008
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B9-1 h
2
36 GHz (I)
;
-4.3
0.8
3.9
3.3
ONSALA
105
+OH
SFR
2007-2008
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B9-1 h
3
36 GHz (I)
;
-3.1
1.2
6.3
8
ONSALA
105
+OH
SFR
2007-2008
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B9-1 h
4
36 GHz (I)
;
0.4
1.2
13.4
17
ONSALA
105
+OH
SFR
2007-2008
5
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-1
1
36 GHz (I)
;
-4.7
1.4
7.1
10.5
ONSALA
105
+OH
SFR
2007-2008
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-1
2
36 GHz (I)
;
-3.5
1.1
4.5
5.2
ONSALA
105
+OH
SFR
2007-2008
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-1
3
36 GHz (I)
;
-2.9
0.3
2.5
0.8
ONSALA
105
+OH
SFR
2007-2008
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-1
4
36 GHz (I)
;
-1.9
3.3
6.4
22.4
ONSALA
105
+OH
SFR
2007-2008
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-1
5
36 GHz (I)
;
0.1
0.8
8.4
7.1
ONSALA
105
+OH
SFR
2007-2008
10
20 38 58.3
+42 21 09
81.6946
0.5609
G81.713+0.567
B4-1
1
36 GHz (I)
;
-4.2
0.9
8.5
8.1
ONSALA
105
+OH
SFR
2007-2008
20 38 58.3
+42 21 09
81.6946
0.5609
G81.713+0.567
B4-1
2
36 GHz (I)
;
-3.3
0.6
8.9
5.7
ONSALA
105
+OH
SFR
2007-2008
12
20 38 59.9
+42 20 51
81.6936
0.5539
G81.713+0.567
B3-1
1
36 GHz (I)
;
-4.3
0.4
4.6
1.9
ONSALA
105
+OH
SFR
2007-2008
20 38 59.9
+42 20 51
81.6936
0.5539
G81.713+0.567
B3-1
2
36 GHz (I)
;
-3.5
1
4.4
4.7
ONSALA
105
+OH
SFR
2007-2008
20 38 59.9
+42 20 51
81.6936
0.5539
G81.713+0.567
B3-1
3
36 GHz (I)
;
-2.6
0.3
1.8
0.6
ONSALA
105
+OH
SFR
2007-2008
15
20 38 53.1
+42 20 08
81.6714
0.5633
G81.713+0.567
B1-1 : B1-3
1
36 GHz (I)
;
-2.8
0.7
9.5
7
ONSALA
105
+OH
SFR
2007-2008
16
20 38 54.8
+42 19 21.8
81.6644
0.5514
G81.713+0.567
DR 21West
1
36 GHz (I)
;
-2.7
0.6
23.2
14.7
ONSALA
105
+OH
SFR
2007-2008
20 38 54.8
+42 19 21.8
81.6644
0.5514
G81.713+0.567
DR 21West
2
36 GHz (I)
;
-1.6
1.2
5.6
7.1
ONSALA
105
+OH
SFR
2007-2008
20 38 54.8
+42 19 21.8
81.6644
0.5514
G81.713+0.567
DR 21West
3
36 GHz (I)
;
-0.5
0.3
4.1
1.3
ONSALA
105
+OH
SFR
2007-2008
19
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B 9-1 h
1
44 GHz (I)
;
-4.7
0.5
34.2
19.6
ONSALA
88
+OH
SFR
2007-2008
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B 9-1 h
2
44 GHz (I)
;
-3.9
0.5
11
6
ONSALA
88
+OH
SFR
2007-2008
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B 9-1 h
3
44 GHz (I)
;
-3.5
0.3
7
2.6
ONSALA
88
+OH
SFR
2007-2008
20 39 4.6
+42 26 7.8
81.7723
0.5960
G81.764+0.596
B 9-1 h
4
44 GHz (I)
;
-2.5
0.5
14.6
7.9
ONSALA
88
+OH
SFR
2007-2008
23
20 39 02
+42 25 43
81.7620
0.5981
G81.764+0.596
DR21N
1
44 GHz (I)
;
-4.6
0.3
35.2
10.5
ONSALA
88
+OH
SFR
2007-2008
20 39 02
+42 25 43
81.7620
0.5981
G81.764+0.596
DR21N
2
44 GHz (I)
;
-3.6
0.2
2
0.5
ONSALA
88
+OH
SFR
2007-2008
20 39 02
+42 25 43
81.7620
0.5981
G81.764+0.596
DR21N
44 GHz (I)
;
-2.6
0.4
7.3
2.4
ONSALA
88
+OH
SFR
2007-2008
26
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-3
1
44 GHz (I)
;
0.1
0.9
8.7
8.3
ONSALA
88
+OH
SFR
2007-2008
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B6-3
2
44 GHz (I)
;
1.2
0.3
10.3
2.2
ONSALA
88
+OH
SFR
2007-2008
28
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B 6-1
1
44 GHz (I)
;
0.4
0.6
147
93.4
ONSALA
88
+OH
SFR
2007-2008
20 39 0.2
+42 23 02
81.7231
0.5753
G81.713+0.567
B 6-1
2
44 GHz (I)
;
0.9
0.4
101
42.8
ONSALA
88
+OH
SFR
2007-2008
30
20 39 2.2
+42 22 43.9
81.7229
0.5673
G81.713+0.567
DR 21(OH)
1
44 GHz (I)
;
0.4
0.6
212.2
135
ONSALA
88
+OH
SFR
2007-2008
20 39 2.2
+42 22 43.9
81.7229
0.5673
G81.713+0.567
DR 21(OH)
2
44 GHz (I)
;
0.9
0.4
150.4
63.7
ONSALA
88
+OH
SFR
2007-2008
32
20 38 58.3
+42 21 09
81.6946
0.5609
G81.713+0.567
B4-1
1
44 GHz (I)
;
-4
0.7
7.1
5.2
ONSALA
88
+OH
SFR
2007-2008
20 38 58.3
+42 21 09
81.6946
0.5609
G81.713+0.567
B4-1
2
44 GHz (I)
;
-2
0.7
11.1
8.2
ONSALA
88
+OH
SFR
2007-2008
20 38 58.3
+42 21 09
81.6946
0.5609
G81.713+0.567
B4-1
3
44 GHz (I)
;
0.6
0.9
8.1
7.7
ONSALA
88
+OH
SFR
2007-2008
35
20 38 53.1
+42 20 08
81.6714
0.5633
G81.713+0.567
B 1-1 : B 1-3
1
44 GHz (I)
;
-2
0.8
16.1
13.6
ONSALA
88
+OH
SFR
2007-2008
36
20 38 54.8
+42 19 21.8
81.6644
0.5514
G81.713+0.567
DR 21 West
1
44 GHz (I)
;
-2.1
0.5
174
92.2
ONSALA
88
+OH
SFR
2007-2008
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select MAX(met1_data_all.ra_hms) as ra_hms,MAX(met1_data_all.dec_dms) as dec_dms,MAX(met1_data_all.source_name) as source_name,MAX(met1_data_all.ra) as ra,MAX(met1_data_all.dec) as dec,MAX(met1_data_all.l) as l,MAX(met1_data_all.b) as b,MAX(met1_data_all.grp) as grp,MAX(met1_data_all.other_name) as other_name,MAX(met1_data_all.other_desc) as other_desc,BOOL_OR(thermal) as thermal,MAX(met1_data_all.line) as line,MAX(met1_data_all.vrange) as vrange,MAX(met1_data_all.vpeak) as vpeak,MAX(met1_data_all.peak) as peak,MAX(met1_data_all.fwhm) as fwhm,MAX(met1_data_all.int) as int,MAX(met1_data_all.rms) as rms,MAX(met1_data_all.units) as units,MAX(met1_data_all.units_rms) as units_rms,MAX(met1_data_all.date_txt) as date_txt,MAX(met1_data_all.telescope_ref) as telescope_ref,MAX(met1_data_all.telescope_conf) as telescope_conf,MAX(met1_data_all.v_step) as v_step,MAX(met1_data_all.beam) as beam,MAX(met1_data_all.beam_maj) as beam_maj,MAX(met1_data_all.beam_min) as beam_min,MAX(met1_data_all.beam_pa) as beam_pa,MAX(met1_data_all.ref) as ref,MAX(met1_data_all.list_ref) as list_ref,MAX(met1_data_all.ascii) as ascii,MAX(met1_data_all.url) as url,MAX(met1_data_all.image) as image,MAX(met1_data_all.image2) as image2,MAX(met1_data_all.image3) as image3,MAX(met1_data_all.descr) as descr,MAX(met1_data_all.id) as id,BOOL_OR(mjy_flag) as mjy_flag,BOOL_OR(rms_mjy_flag) as rms_mjy_flag,MAX(met1_data_all.dist) as dist,1 as dist_parallax,MAX(met1_data_all.date_txt) as date_txt,MAX(line_det) as line_det,MAX(type) as type,MAX(simbad_types_cat) as simbad_types_cat FROM met1_data_all LEFT JOIN all_objects_withmet ON met1_data_all.grp=all_objects_withmet.group_name LEFT JOIN object_categories ON all_objects_withmet.group_name = object_categories.group_name_cat AND object_categories.tbl_cat = 'all_objects_withmet' LEFT JOIN transitions ON met1_data_all.line=transitions."Line" WHERE ref ilike 'POL10' AND detected=true AND hide=false GROUP BY ref
select met1_data_all.ra_hms,met1_data_all.dec_dms,met1_data_all.source_name,met1_data_all.ra,met1_data_all.dec,met1_data_all.l,met1_data_all.b,met1_data_all.grp,met1_data_all.other_name,met1_data_all.other_desc,met1_data_all.thermal,met1_data_all.line,met1_data_all.vrange,met1_data_all.vpeak,met1_data_all.peak,met1_data_all.fwhm,met1_data_all.int,met1_data_all.rms,met1_data_all.units,met1_data_all.units_rms,met1_data_all.date_txt,met1_data_all.telescope_ref,met1_data_all.telescope_conf,met1_data_all.v_step,met1_data_all.beam,met1_data_all.beam_maj,met1_data_all.beam_min,met1_data_all.beam_pa,met1_data_all.ref,met1_data_all.list_ref,met1_data_all.ascii,met1_data_all.url,met1_data_all.image,met1_data_all.image2,met1_data_all.image3,met1_data_all.descr,met1_data_all.id,met1_data_all.mjy_flag,met1_data_all.rms_mjy_flag,met1_data_all.dist,met1_data_all.dist_parallax,met1_data_all.date_txt,line_det,type,simbad_types_cat FROM met1_data_all LEFT JOIN all_objects_withmet ON met1_data_all.grp=all_objects_withmet.group_name LEFT JOIN object_categories ON all_objects_withmet.group_name = object_categories.group_name_cat AND object_categories.tbl_cat = 'all_objects_withmet' LEFT JOIN transitions ON met1_data_all.line=transitions."Line" WHERE ref ilike 'POL10' AND detected=true AND hide=false ORDER BY detected DESC,id