This webpage contains data on the reflectivity measurements of the WHT Nasmyth mirror.

Reflectivity results - WHT Nasmyth Mirror


2006

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

02/08/2006
11:03:24
1.23E-02
1.99E-03
0.8284
100.600
WHTNA308.PRN
After CO2 Cleaning
02/08/2006
10:04:59
1.24E-02
3.16E-03
0.8293
89.525
WHTNB308.PRN
Before CO2 Cleaning
04/05/2006
11:12:03
1.14E-02
1.76E-03
0.8208
99.525
WHTNA405.PRN
After washing
04/05/2006
10:48:18
2.18E-02
4.05E-03
0.8025
130.775
WHTNB405.PRN
Before washing
27/04/2006
13:54:20
2.15E-02
4.57E-03
0.7948
125.017
WHTNA274.PRN
After CO2 Cleaning
27/04/2006
08:07:56
2.36E-02
6.04E-03
0.7950
125.260
WHTNB274.PRN
Before CO2 Cleaning
07/03/2006
13:47:21
2.23E-02
5.37E-03
0.8163
121.425
WHTNA703.PRN

 

07/03/2006
09:35:43
2.85E-02
1.02E-02
0.7916
130.720
WHTNB703.PRN

 

25/01/2006
13:17:46
3.05E-02
1.05E-02
0.7843
136.300
WHTN251.PRN

 

2005

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

16/09/2005
 

 

 
 
 

 

CO2 Cleaned 16/09/2005 
no reflectivity data
11/08/2005
 

 

 
 
 

 

CO2 Cleaned 11/08/2005 
no reflectivity data
28/06/2005
 

 

 
 
 

 

CO2 Cleaned 28/06/2005 
no reflectivity data
10/03/2005
13:32:26
1.32E-02
2.39E-03
0.8302
101.440
WHTNA103.PRN
After CO2 Cleaning
10/03/2005
10:41:45
1.86E-02
6.56E-03
0.8033
108.614
WHTNB103.PRN
Before CO2 Cleaning

2004

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

27/07/2004
08:21:29
1.12E-02
4.80E-03
0.8459
77.886
WHTNB277.PRN
Before CO2 Cleaning
15/06/2004
12:42:57
1.00E-02
1.98E-03
0.8521
81.971
WHTNA156.PRN
After CO2 Cleaning
15/06/2004
10:21:20
1.12E-02
4.37E-03
0.8288
79.650
WHTNB156.PRN
Before CO2 Cleaning
26/04/2004
10:49:47
9.63E-03
2.74E-03
0.8371
77.457
WHTNA264.PRN
After CO2 Cleaning
26/04/2004
09:14:08
1.07E-02
3.44E-03
0.8153
79.950
WHTNB264.PRN
Before CO2 Cleaning
11/02/2004
14:23:45
7.13E-03
1.27E-03
0.8256
74.188
WHTNA112.PRN
After CO2 Cleaning
11/02/2004
10:29:22
9.25E-03
3.56E-03
0.8096
73.043
WHTNB112.PRN
Before CO2 Cleaning
15/01/2004
05:32:21
8.00E-03
2.23E-03
0.8678
68.810
WHTN1501.PRN
 
15/01/2004
05:32:21
8.00E-03
2.23E-03
0.8678
68.810
WHTN1501.PRN
 

2003

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

27/11/2003
08:41:55
6.22E-03
1.28E-03
0.8733
64.700
WHTNA27N.PRN
After CO2 Cleaning
27/11/2003
03:03:43
1.30E-02
6.39E-03
0.8254
84.300
WHTNB27N.PRN
Before CO2 Cleaning
09/09/2003
01:28:23
7.90E-03
3.49E-03
0.8605
64.991
WHTN909.PRN
 
20/08/2003
01:50:13
7.57E-03
3.05E-03
0.8384
64.656
WHTN208.PRN
 
25/07/2003
 
 
 
 
 

 

Cleaned 25/07/2003 
no reflectivity data
13/06/2003
 
 
 
 
 

 

Cleaned 13/06/2003 
no reflectivity data
08/05/2003
 
 
 
 
 

 

Cleaned 08/05/2003
no reflectivity data
28/03/2003
11:48:36
5.03E-03
1.68E-03
0.8721
55.089
WHTN2803.PRN
 
17/01/2003
12:18:08
3.36E-03
4.03E-04
0.8763
51.029
WHTNA171.PRN
After CO2 Cleaning
 
17/01/2003
11:14:17
3.99E-03
1.17E-03
0.8656
48.186
WHTNB171.PRN
Before CO2 Cleaning
 
03/01/2003
12:00:03
3.31E-03
8.89E-04
0.8514
45.050
WHTN0301.PRN
 

2002

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

16/12/2002
14:16:49
2.87E-03
3.53E-04
0.8662
54.980
WHTNA16D.PRN
After CO2 Cleaning
16/12/2002
13:58:17
2.78E-02
3.49E-03
0.8020
172.478
WHTNB16D.PRN
Before CO2 Cleaning
25/09/2002
10:39:11
6.95E-03
1.21E-03
0.8624
72.510
WHTNA259.PRN
After CO2 Cleaning
25/09/2002
08:19:33
9.20E-03
3.11E-03
0.8546
72.538
WHTNB259.PRN
Before CO2 Cleaning
13/09/2002
08:56:59
7.78E-03
2.28E-03
0.8696
66.900
WHTN1309.PRN
 
16/08/2002
12:15:49
6.37E-03
1.25E-03
0.8678
66.400
WHTNA168.PRN
After CO2 Cleaning
16/08/2002
08:26:27
8.06E-03
2.59E-03
0.8249
69.144
WHTNB168.PRN
Before CO2 Cleaning
12/07/2002
09:06:40
8.06E-03
1.86E-03
0.8830
71.583
WHTNA127.PRN
After CO2 Cleaning
08/07/2002
09:35:58
8.09E-03
2.55E-03
0.8394
69.338
WHTN807.PRN
 
31/05/2002
09:11:55
5.44E-03
1.14E-03
0.8348
61.522
WHTNA315.PRN
 
31/05/2002
08:16:18
8.15E-03
2.74E-03
0.8533
68.055
WHTNB315.PRN
 
16/04/2002
08:44:48
6.88E-03
1.25E-03
0.8336
72.130
WHTN1604.PRN
 
26/03/2002
11:10:38
6.76E-03
1.32E-03
0.8460
71.089
WHTNA263.PRN
 
26/03/2002
09:24:19
1.01E-02
4.18E-03
0.8662
73.489
WHTNB263.PRN
 
07/01/2002
11:24:36
5.48E-03
1.21E-03
0.8475
60.827
WHTNA701.PRN
 
07/01/2002
09:32:24
1.16E-02
5.33E-03
0.7976
81.460
WHTNB701.PRN
 

2001

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

04/12/2001
10:06:47
1.08E-02
5.02E-03
0.8116
78.011
WHTN412.PRN
 
05/11/2001
09:54:35
1.08E-02
5.73E-03
0.7940
78.190
WHTN511.PRN
 
05/09/2001
08:53:56
7.42E-03
4.99E-03
0.8704
61.170
WHTNB509.PRN
 
18/07/2001
09:28:01
3.38E-03
2.12E-03
0.8663
41.575
WHTN1807.PRN
 
05/06/2001
09:23:55
2.36E-03
1.36E-03
0.8664
34.850
WHTN506.PRN
 
04/04/2001
13:55:47
2.57E-03
1.34E-03
0.8727
34.420
WHTNACO2.PRN
 
03/04/2001
08:55:35
4.29E-03
3.47E-03
0.8922
45.644
WHTNBCO2.PRN
 
30/01/2001
14:00:46
8.81E-04
6.09E-04
0.8956
20.789
WHTN3001.PRN
 

2000

Date

Time

BSDF 0°,0°

(detector position)

BSDF 50°,180°

(detector position)

Reflectivity

RMS (Å)

File

Notes

21/12/2000
12:11:52
3.77E-04
4.59E-05
0.7880
20.155
WHTN2112.PRN
 
30/11/2000
14:37:54
3.35E-03
1.31E-03
0.8840
38.900
NAS3011.PRN
 
18/09/2000
09:47:09
1.80E-02
6.33E-03
0.8298
101.600
NAS1809.PRN
 
17/09/2000
06:56:04
5.51E-02
4.52E-02
0.2250
137.500
NAS1709.PRN
 
25/05/2000
10:39:45
1.20E-02
2.05E-03
0.8448
96.275
NASAFTER.PRN
 
24/05/2000
13:37:23
3.41E-02
1.52E-02
0.7516
143.800
NASBEFOR.PRN