VLTI Calibrator Selector
VLTI CalVin Expert Mode
Version P114
Description
FAQ
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VLTI Calibrator Selector
Call for Proposal
Expert
Instrument
Pionier
Gravity
Matisse
Band / Disperser / FTracker:
Polarization splitting
Target Definition
Target Coordinates
Right Ascension:
hh mm ss
Declination:
dd mm ss
Right Ascension:
deg (decimal)
Declination:
deg (decimal)
Target Name:
Target coords found using
Simbad Web App
Target Magnitude
Magnitude at Band of Observation:
Magnitude at H band:
AMBER + FINITO only
Magnitude at V band:
Target Diameter
Single disc diameter:
mas
Observation Setup
Time
Universal Time:
Date:
year:
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
month:
1
2
3
4
5
6
7
8
9
10
11
12
day:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Start:
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
h
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
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39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
m
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
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40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
s
End:
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
h
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
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40
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46
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48
49
50
51
52
53
54
55
56
57
58
59
m
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
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18
19
20
21
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31
32
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40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
s
Local Sidereal Time:
Start:
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
h
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
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38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
m
End:
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
h
00
01
02
03
04
05
06
07
08
09
10
11
12
13
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41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
m
Hour Angle:
Start:
00
-01
-02
-03
-04
-05
-06
-07
-08
-09
-10
-11
-12
h
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
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40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
m
End:
00
01
02
03
04
05
06
07
08
09
10
11
12
h
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
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51
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58
59
m
Baseline Configuration
Paranal:
UT and AT telescopes cannot be combined
VLTI Station Positions
Arbitrary Location:
Latitude:
Longitude:
Baseline Length:
metres
Baseline Angle:
degrees
Spectral Band:
LimbDarkenedDiam
UniformDiscDiam_B
UniformDiscDiam_V
UniformDiscDiam_R
UniformDiscDiam_I
UniformDiscDiam_J
UniformDiscDiam_H
UniformDiscDiam_K
Special Setup
Minimal Target Altitude:
degrees
Maximal Sun Altitude:
degrees
Time between UV points:
mins
Delay line limits:
m
Turbulence Category:
10% (seeing ≤ 0.6" & tau0 ≥ 5.2ms)
20% (seeing ≤ 0.7" & tau0 ≥ 4.4ms)
30% (seeing ≤ 0.8" & tau0 ≥ 4.1ms)
50% (seeing ≤ 1.0" & tau0 ≥ 3.2ms)
70% (seeing ≤ 1.15 & tau0 ≥ 2.2ms)
85% (seeing ≤ 1.4" & tau0 ≥ 1.6ms)
arcsec
FWHM in V-band at zenith.
(use this value in the proposal)
Search Criteria
Angular Distance:
min:
max:
degrees
Magnitude Difference:
min:
max:
Magnitude difference relative to the target. Range: [Target_Mag+min : Target_Mag-max]
Calibrator Diameter:
min:
max:
mas
Spectral Type:
min:
max:
K & M
Hotter than K
Luminosity Class:
min:
max:
Quality Flag:
min:
max:
Sorting Criteria
Sort by:
Angular Distance
Magnitude
Diameter
Spectral Type
Luminosity Class
Quality Flag
Number of entries:
20
50
100
1000
Sort order:
ascending
decending
Astrometry mode (provides parallaxes and proper motions)
This software has been developed in collaboration with the
Jean-Marie Mariotti Center
and incorporates its
JMMC Stellar Diameter Catalog.
For research purposes using this catalog, we recommend the following
acknowledgement
.
Send comments and questions via
https://support.eso.org/
