Phase 2 Proposal Instructions for Cycle 10

9.3 Tabular Reference Data
Table 9.3: Valid WFPC2 Exposure Times (seconds)^¹

0.11^¹,² 0.12 ¹^,² 0.14 ¹^,² 0.16 ¹^,² 0.18 ¹^, ²

0.20 ¹^,² 0.23² 0.26 ² 0.30 ² 0.35 ²

0.40 ² 0.50 ² 0.60 ² 0.70 ² 0.80 ²

1.00 1.20 ² 1.40 ² 1.60 ² 1.80 ²

2.00 2.30 ² 2.60 ² 3.00 3.50 ²

4.00 5.00 6.00 7.00 8.00

10.00 12.00 14.00 16.00 18.00

20.00 23.00 26.00 30.00 35.00

40.00 50.00 60.00 70.00 80.00

100.00 120.00 140.00 160.00 180.00

200.00 230.00 260.00 300.00 350.00

400.00 500.00 600.00 700.00 800.00

900.00 1000.00 1100.00 1200.00 1300.00

1400.00 1500.00 1600.00 1700.00 1800.00

1900.00 2000.00 2100.00 2200.00 2300.00

2400.00 2500.00 2600.00 2700.00 2800.00

2900.00 3000.00 3100.00 3200.00 3300.00

3400.00 3500.00 3600.00 3700.00 3800.00

3900.00 4000.00 4100.00 4200.00 4300.00

4400.00 4500.00 4600.00 4700.00 4800.00

4900.00 5000.00 5100.00 5200.00 5300.00

5400.00 5500.00 5600.00 5800.00 6000.00

6200.00 6400.00 6600.00 6800.00 7000.00

7500.00 8000.00 8500.00 9000.00 10000.00

¹These very short exposure times are affected by shutter movement; see the WFPC2 Instrument Handbook.
²These exposure times should not be used with CLOCKS=YES; see the WFPC2 Instrument Handbook.

Table 9.4: WFPC2 Supported Spectral Elements (Filters)

Name Wheel Description Central Wavelength (�) Effective Width (�)

F122M 1 H Ly - Alpha (Red Leak) 1420 438

F130LP 2 CaF2 Blocker (zero focus shift) 5116 4776

F160AW 1 Sodium filter A 1492 449

Note: The F160BW filter is superior to the F160AW filter. If you feel you need to use the F160AW filter, please contact your Contact Scientist.

F160BW 1 Sodium filter B 1492 449

F160BN15 1 Sodium filter B rotated -15 degrees 1492 449

F165LP 2 Suprasil Blocker (zero focus shift) 5196 4541

F170W 8
1750 546

F185W 8
1953 335

F218W 8 Interstellar feature 2192 388

F255W 8
2586 393

F300W 9 �Wide U� 2943 736

F336W 3 �WFPC2 U�, �Str�mgren u� 3342 381

F343N 5 Ne V 3433 27

F375N 5 [O II] 3738 27

F380W 9
3964 673

F390N 5 CN 3889 45

F410M 3 �Str�mgren v� 4090 147

F437N 5 [O III] 4370 25

F439W 4 �WFPC2 B� 4300 473

F450W 10 �Wide B� 4519 957

F467M 3 �Str�mgren b� 4669 167

F469N 6 He II 4694 25

F487N 6 H Beta 4865 26

F502N 6 [O III] 5012 27

F547M 3 �Str�mgren y� 5476 483

F555W 9 �WFPC2 V� 5398 1226

F569W 4 F555W is generally preferred 5614 966

F588N 6 He I & Na I 5894 49

F606W 10 �Wide V� 5935 1497

F622W 9
6163 917

F631N 7 [O I] 6306 31

F656N 7 H Alpha 6564 21

F658N 7 [N II] 6590 29

F673N 7 [S II] 6732 47

F675W 4 �WFPC2 R� 6696 866

F702W 10 �Wide R� 6868 1383

F785LP 2 F814W is generally preferred 8617 1332

F791W 4 F814W is generally preferred 7826 1205

F814W 10 �WFPC2 I� 7921 1489

F850LP 2
9072 986

F953N 1 [S III] 9545 53

F1042M 11
10184 365

Quadrant Filters

FQUVN 11 Redshifted [O II] 3765�3992 63 (avg.)

FQUVN33 11 Redshifted [O II] rotated -33 degrees 3765 73

FQCH4N 11 Methane Bands (Jewel Quad) 5433�8929 49 (avg.)

FQCH4N33 11 Methane quad filter rotated -33 deg 6193 44

FQCH4N15 11 Methane quad filter rotated -15 deg 6193 44

FQCH4P15 11 Methane quad filter rotated +15 deg 8929 64

POLQ 11 Polarizer (0, 45, 90, 135) - zero focus shift

POLQN33 11 Polarizer rotated -33 degrees

POLQN18 11 Polarizer rotated -18 degrees

POLQP15 11 Polarizer rotated +15 degrees

Linear Ramp Filters

LRF 12 Linear ramp filter set 3710�9762 1.3% CW

Table 9.5: Linked Spectral Element/Aperture Combinations for Wood�s and Quadrant Filters

Spectral Element Aperture Central Wavelength (�) Effective Width (�) Comments

F160BN15 F160BN15 1600 900 on CCD WF3

FQUVN WF2 3992 64 nominal rotation

FQUVN WF3 3913 59 nominal rotation

FQUVN WF4 3830 57 nominal rotation

FQUVN33 FQUVN33 3765 73 �33 degree rotation, on CCD WF2

FQCH4N FQCH4W2 5433 38 nominal rotation, on CCD WF2

FQCH4N FQCH4W3 8929 64 nominal rotation, on CCD WF3

FQCH4N FQCH4W4 7274 51 nominal rotation, on CCD WF4

FQCH4N33 FQCH4N33 6193 44 �33 degree rotation, on CCD WF2

FQCH4N15 FQCH4N15 6193 44 �15 degree rotation, on CCD PC1

FQCH4P15 FQCH4P15 8929 64 +15 degree rotation, on CCD PC1

POLQ PC1

pol. angle 135 degrees; POS TARG +8, +8 recommended to avoid cross-talk

POLQ WF2

pol. angle 0 degrees

POLQ WF3

pol. angle 45 degrees

POLQ WF4

pol. angle 90 degrees

POLQN33 POLQN33

pol. angle 102 degrees, on CCD WF2

POLQP15 POLQP15W

pol. angle 15 degrees, on CCD WF2

POLQP15 POLQP15P

pol. angle 15 degrees, on CCD PC1; not recommended: clear FOV only 3 arcsec

POLQN18 POLQN18

pol. angle 117 degrees, on CCD WF2

¹Exposure times below the heavy line will automatically be split into two exposures unless CR-SPLIT=NO.

0.11^¹,²	0.12 ¹^,²	0.14 ¹^,²	0.16 ¹^,²	0.18 ¹^, ²
0.20 ¹^,²	0.23²	0.26 ²	0.30 ²	0.35 ²
0.40 ²	0.50 ²	0.60 ²	0.70 ²	0.80 ²
1.00	1.20 ²	1.40 ²	1.60 ²	1.80 ²
2.00	2.30 ²	2.60 ²	3.00	3.50 ²
4.00	5.00	6.00	7.00	8.00
10.00	12.00	14.00	16.00	18.00
20.00	23.00	26.00	30.00	35.00
40.00	50.00	60.00	70.00	80.00
100.00	120.00	140.00	160.00	180.00
200.00	230.00	260.00	300.00	350.00
400.00	500.00	600.00	700.00	800.00
900.00	1000.00	1100.00	1200.00	1300.00
1400.00	1500.00	1600.00	1700.00	1800.00
1900.00	2000.00	2100.00	2200.00	2300.00
2400.00	2500.00	2600.00	2700.00	2800.00
2900.00	3000.00	3100.00	3200.00	3300.00
3400.00	3500.00	3600.00	3700.00	3800.00
3900.00	4000.00	4100.00	4200.00	4300.00
4400.00	4500.00	4600.00	4700.00	4800.00
4900.00	5000.00	5100.00	5200.00	5300.00
5400.00	5500.00	5600.00	5800.00	6000.00
6200.00	6400.00	6600.00	6800.00	7000.00
7500.00	8000.00	8500.00	9000.00	10000.00

Name	Wheel	Description	Central Wavelength (�)	Effective Width (�)
F122M	1	H Ly - Alpha (Red Leak)	1420	438
F130LP	2	CaF2 Blocker (zero focus shift)	5116	4776
F160AW	1	Sodium filter A	1492	449
Note: The F160BW filter is superior to the F160AW filter. If you feel you need to use the F160AW filter, please contact your Contact Scientist.
F160BW	1	Sodium filter B	1492	449
F160BN15	1	Sodium filter B rotated -15 degrees	1492	449
F165LP	2	Suprasil Blocker (zero focus shift)	5196	4541
F170W	8		1750	546
F185W	8		1953	335
F218W	8	Interstellar feature	2192	388
F255W	8		2586	393
F300W	9	�Wide U�	2943	736
F336W	3	�WFPC2 U�, �Str�mgren u�	3342	381
F343N	5	Ne V	3433	27
F375N	5	[O II]	3738	27
F380W	9		3964	673
F390N	5	CN	3889	45
F410M	3	�Str�mgren v�	4090	147
F437N	5	[O III]	4370	25
F439W	4	�WFPC2 B�	4300	473
F450W	10	�Wide B�	4519	957
F467M	3	�Str�mgren b�	4669	167
F469N	6	He II	4694	25
F487N	6	H Beta	4865	26
F502N	6	[O III]	5012	27
F547M	3	�Str�mgren y�	5476	483
F555W	9	�WFPC2 V�	5398	1226
F569W	4	F555W is generally preferred	5614	966
F588N	6	He I & Na I	5894	49
F606W	10	�Wide V�	5935	1497
F622W	9		6163	917
F631N	7	[O I]	6306	31
F656N	7	H Alpha	6564	21
F658N	7	[N II]	6590	29
F673N	7	[S II]	6732	47
F675W	4	�WFPC2 R�	6696	866
F702W	10	�Wide R�	6868	1383
F785LP	2	F814W is generally preferred	8617	1332
F791W	4	F814W is generally preferred	7826	1205
F814W	10	�WFPC2 I�	7921	1489
F850LP	2		9072	986
F953N	1	[S III]	9545	53
F1042M	11		10184	365
Quadrant Filters
FQUVN	11	Redshifted [O II]	3765�3992	63 (avg.)
FQUVN33	11	Redshifted [O II] rotated -33 degrees	3765	73
FQCH4N	11	Methane Bands (Jewel Quad)	5433�8929	49 (avg.)
FQCH4N33	11	Methane quad filter rotated -33 deg	6193	44
FQCH4N15	11	Methane quad filter rotated -15 deg	6193	44
FQCH4P15	11	Methane quad filter rotated +15 deg	8929	64
POLQ	11	Polarizer (0, 45, 90, 135) - zero focus shift
POLQN33	11	Polarizer rotated -33 degrees
POLQN18	11	Polarizer rotated -18 degrees
POLQP15	11	Polarizer rotated +15 degrees
Linear Ramp Filters
LRF	12	Linear ramp filter set	3710�9762	1.3% CW

Spectral Element	Aperture	Central Wavelength (�)	Effective Width (�)	Comments
F160BN15	F160BN15	1600	900	on CCD WF3
FQUVN	WF2	3992	64	nominal rotation
FQUVN	WF3	3913	59	nominal rotation
FQUVN	WF4	3830	57	nominal rotation
FQUVN33	FQUVN33	3765	73	�33 degree rotation, on CCD WF2
FQCH4N	FQCH4W2	5433	38	nominal rotation, on CCD WF2
FQCH4N	FQCH4W3	8929	64	nominal rotation, on CCD WF3
FQCH4N	FQCH4W4	7274	51	nominal rotation, on CCD WF4
FQCH4N33	FQCH4N33	6193	44	�33 degree rotation, on CCD WF2
FQCH4N15	FQCH4N15	6193	44	�15 degree rotation, on CCD PC1
FQCH4P15	FQCH4P15	8929	64	+15 degree rotation, on CCD PC1
POLQ	PC1			pol. angle 135 degrees; POS TARG +8, +8 recommended to avoid cross-talk
POLQ	WF2			pol. angle 0 degrees
POLQ	WF3			pol. angle 45 degrees
POLQ	WF4			pol. angle 90 degrees
POLQN33	POLQN33			pol. angle 102 degrees, on CCD WF2
POLQP15	POLQP15W			pol. angle 15 degrees, on CCD WF2
POLQP15	POLQP15P			pol. angle 15 degrees, on CCD PC1; not recommended: clear FOV only 3 arcsec
POLQN18	POLQN18			pol. angle 117 degrees, on CCD WF2

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