Optical Spectrophotometric Standard Stars

Standard stars with Calspec STIS data are highly recommended. These stars are marked with "*" in the name.

Name RA2000 DEC2000 Vmag SpecType Note IRAF DATA Plot Comments SpecRef Alias

LTT377 00:41:46.82 -33:39:08.2 11.23 F
Yes Data Plot
CTIO

Feige11 01:04:21.6 +04:13:37 12.07 sdB Stone96
Data Plot
ST96

Hilt102 01:09:04.9 +62:47:29 10.35 BO III Stone77 Yes Data Plot
IRAF

Feige15 01:49:09.4 +13:33:12 10.41 A1 V Stone77 Yes Data Plot
IRAF

LTT1020 01:54:49.68 -27:28:29.7 11.52 G
Yes Data Plot
CTIO

PG0205+134 02:08:03.5 +13:36:31 13.78 sd O Massey88 Yes Data Plot double star at PA∼12 and separation ∼1".2 MASS

Feige25 02:38:37.6 +05:27:55 12.01 B6 V Stone77 Yes Data Plot
IRAF

LTT1788 03:48:22.17 -39:08:33.6 13.16 F
Yes Data Plot
CTIO

HZ2 04:12:43.51 +11:51:50.4 13.86 DA3
Yes Data Plot
HST $SSTD_HZ2

HZ15 04:40:39.33 +08:40:45.4 12.59 B5 Stone77 Yes Data Plot
IRAF

HZ14 04:41:01 +10:59:42 13.83 DAn Massey88 Yes Data Plot
MASS $SSTD_HZ14

G191-B2B* 05:05:30.62 +52:49:54.0 11.78 DA1 MASS90 Yes Data Plot to 1um, HST primary OKE $SSTD_G191

GD71* 05:52:27.51 +15:53:16.6 13.03 DA1 Bohlin01
Data Plot to 1um, HST primary WD $SSTD_GD71

LTT2415 05:56:24.30 -27:51:28.8 12.21

Yes Data Plot
CTIO

HILT600 06:45:13.33 +02:08:14.1 10.44 B1 MASS90 Yes Data Plot
CTIO $SSTD_HILTNER600

L745-46A 07:40:16.7 -17:24:22 13.0 DF SB1983 Yes Data Plot
IRAF

BD+75d325 08:10:49.31 +74:57:57.5 9.54 O5p Bohlin01 Yes Data Plot to 1um HST

BD+08d2015 08:15:42.4 +07:37:14 10.39 G2V Stone77 Yes Data Plot
IRAF

PG0823+546 08:26:50.4 +54:28:06 13.25 sd O Massey88, 90 Yes Data Plot
MASS $SSTD_PG0823

LTT3218 08:41:34.10 -32:57:00.1 11.86 DA
Yes Data Plot
CTIO

AGK+81d266 09:21:19.06 +81:43:28.6 11.92 sdO Bohlin01
Data Plot STIS sensitivity monitor, to 1um HST

PG0918+029 09:21:27.8 +02:46:06 13.33
Stone96
Data Plot
ST96

PG0934+554 09:38:19.9 +55:05:53 12.16 sd O Massey88 Yes Data Plot
MASS

LTT3864 10:32:13.90 -35:37:42.4 12.17 F
Yes Data Plot
CTIO

G162-66 10:33:43.6 -11:41:42 13.01 DA2 Stone96
Data Plot
ST96

PG1034+001 10:37:04 -00:08:00.0 13.23 DO Stone96
Data Plot
ST96

Feige34* 10:39:36.71 +43:06:10.1 11.18 DO MASS90, Bohlin01 Yes Data Plot to 1um HST $SSTD_FEIGE34

G163-50 11:07:59.3 -05:09:10 13.06 DA4 Stone96 Yes Data Plot
IRAF

G163-51 11:08:06.3 -05:13:27 12.58 M6V Stone96
Data Plot
ST96

GD140 11:37:05.10 +29:47:58.3 12.46 DA Massey88, 90 Yes Data Plot
MASS $SSTD_GD140

EG81 11:37:30 +14:10:00 13.24 DA Massey88 Yes Data Plot
MASS

Feige56 12:06:47.23 +11:40:12.7 11.06 B5p
Yes Data Plot
CTIO

Feige66 12:37:23.55 +25:04:00.3 10.50 sdO MASS90 Yes Data Plot
HST $SSTD_FEIGE66

LTT4816 12:38:50.94 -49:47:58.8 13.79 DA
Yes Data Plot
CTIO

Feige67 12:41:51.83 +17:31:20.5 11.81 sdO MASS90 Yes Data Plot
HST $SSTD_FEIGE67

GD153* 12:57:02.37 +22:01:56.0 13.35 DA1 Bohlin01
Data Plot to 1um, HST primary WD $SSTD_GD153

HZ43* 13:16:21.99 +29:05:57.0 12.91 DA1
Yes Data Plot nearby (~2") bright companion star
HZ43 (East) and HZ43B (West) WD

HZ44* 13:23:35.37 +36:08:00.0 11.66 sdO MASS90 Yes Data Plot to 1um HST $SSTD_HZ44

PG1323-086 13:25:39.4 -08:49:18 13.48 sdB-O Stone96
Data Plot
ST96

GRW+70d5824 13:38:51.77 +70:17:08.5 12.77 DA3 Bohlin01 Yes Data Plot to 1um, STIS sensitivity monitor HST

CD-32d9927 14:11:46.37 -33:03:14.3 10.42 A0
Yes Data Plot
CTIO

Feige92 14:11:50.3 +50:06:57 11.62 Bp Stone77 Yes Data Plot
IRAF $SSTD_FEIGE92

Feige98 14:38:23.5 +27:30:05 11.84 B7 Stone77 Yes Data Plot
IRAF

PG1545+035 15:48:24.3 +03:22:54 13.57 sd O Massey88 Yes Data Plot
MASS

BD+33d2642 15:51:59.86 +32:56:54.8 10.81 B2IV
Yes Data Plot nearby faint companion star (~6".5 to NW)
HST $SSTD_BD33

G153-41 16:17:55.4 -15:35:47 13.42 DA2 Stone96
Data Plot
ST96

EG274 16:23:33.75 -39:13:47.5 11.03 DA
Yes Data Plot
CTIO

PG1708+602 17:09:15.9 +60:10:11 13.31 sd O Massey88 Yes Data Plot
MASS

BD+25d3941 19:44:28.2 +26:13:17 10.36 B1.5V Stone77 Yes Data Plot
IRAF

BD+40d4032 20:08:24.3 +41:15:03 10.45 B2III Stone77 Yes Data Plot
IRAF

LTT7987 20:10:57.38 -30:13:01.2 12.23 DA
Yes Data Plot
CTIO

Cyg OB2 No.9 20:33:10.79 +41:15:07.9 10.70 O5If Massey88 Yes Data Plot
MASS

Wolf1346 20:34:21.88 +25:03:49.7 11.53 DA Massey88, 90 Yes Data Plot
MASS $SSTD_WOLF1346

BD+28d4211* 21:51:11.07 +28:51:51.8 10.51 Op MASS90, Bohlin01 Yes Data Plot to 1um, nearby faint companion star
(~4" to N, ~15mag.) HST $SSTD_BD28

G93-48 21:52:25.33 +02:23:24.3 12.74 DA3

Data Plot
HST

BD+25d4655 21:59:42.02 +26:25:58.1 9.76 O

Data Plot
HST

NGC 7293 22:29:38.46 -20:50:13.3 13.51 V.Hot

Data Plot
HST

Feige110* 23:19:58.39 -05:09:55.8 11.82 DOp MASS90 Yes Data Plot to 1um
HST $SSTD_FEIGE110

Name	RA2000	DEC2000	Vmag	SpecType	Note	IRAF	DATA	Plot	Comments	SpecRef	Alias
LTT377	00:41:46.82	-33:39:08.2	11.23	F		Yes	Data	Plot		CTIO
Feige11	01:04:21.6	+04:13:37	12.07	sdB	Stone96		Data	Plot		ST96
Hilt102	01:09:04.9	+62:47:29	10.35	BO III	Stone77	Yes	Data	Plot		IRAF
Feige15	01:49:09.4	+13:33:12	10.41	A1 V	Stone77	Yes	Data	Plot		IRAF
LTT1020	01:54:49.68	-27:28:29.7	11.52	G		Yes	Data	Plot		CTIO
PG0205+134	02:08:03.5	+13:36:31	13.78	sd O	Massey88	Yes	Data	Plot	double star at PA∼12 and separation ∼1".2	MASS
Feige25	02:38:37.6	+05:27:55	12.01	B6 V	Stone77	Yes	Data	Plot		IRAF
LTT1788	03:48:22.17	-39:08:33.6	13.16	F		Yes	Data	Plot		CTIO
HZ2	04:12:43.51	+11:51:50.4	13.86	DA3		Yes	Data	Plot		HST	$SSTD_HZ2
HZ15	04:40:39.33	+08:40:45.4	12.59	B5	Stone77	Yes	Data	Plot		IRAF
HZ14	04:41:01	+10:59:42	13.83	DAn	Massey88	Yes	Data	Plot		MASS	$SSTD_HZ14
G191-B2B*	05:05:30.62	+52:49:54.0	11.78	DA1	MASS90	Yes	Data	Plot	to 1um, HST primary	OKE	$SSTD_G191
GD71*	05:52:27.51	+15:53:16.6	13.03	DA1	Bohlin01		Data	Plot	to 1um, HST primary	WD	$SSTD_GD71
LTT2415	05:56:24.30	-27:51:28.8	12.21			Yes	Data	Plot		CTIO
HILT600	06:45:13.33	+02:08:14.1	10.44	B1	MASS90	Yes	Data	Plot		CTIO	$SSTD_HILTNER600
L745-46A	07:40:16.7	-17:24:22	13.0	DF	SB1983	Yes	Data	Plot		IRAF
BD+75d325	08:10:49.31	+74:57:57.5	9.54	O5p	Bohlin01	Yes	Data	Plot	to 1um	HST
BD+08d2015	08:15:42.4	+07:37:14	10.39	G2V	Stone77	Yes	Data	Plot		IRAF
PG0823+546	08:26:50.4	+54:28:06	13.25	sd O	Massey88, 90	Yes	Data	Plot		MASS	$SSTD_PG0823
LTT3218	08:41:34.10	-32:57:00.1	11.86	DA		Yes	Data	Plot		CTIO
AGK+81d266	09:21:19.06	+81:43:28.6	11.92	sdO	Bohlin01		Data	Plot	STIS sensitivity monitor, to 1um	HST
PG0918+029	09:21:27.8	+02:46:06	13.33		Stone96		Data	Plot		ST96
PG0934+554	09:38:19.9	+55:05:53	12.16	sd O	Massey88	Yes	Data	Plot		MASS
LTT3864	10:32:13.90	-35:37:42.4	12.17	F		Yes	Data	Plot		CTIO
G162-66	10:33:43.6	-11:41:42	13.01	DA2	Stone96		Data	Plot		ST96
PG1034+001	10:37:04	-00:08:00.0	13.23	DO	Stone96		Data	Plot		ST96
Feige34*	10:39:36.71	+43:06:10.1	11.18	DO	MASS90, Bohlin01	Yes	Data	Plot	to 1um	HST	$SSTD_FEIGE34
G163-50	11:07:59.3	-05:09:10	13.06	DA4	Stone96	Yes	Data	Plot		IRAF
G163-51	11:08:06.3	-05:13:27	12.58	M6V	Stone96		Data	Plot		ST96
GD140	11:37:05.10	+29:47:58.3	12.46	DA	Massey88, 90	Yes	Data	Plot		MASS	$SSTD_GD140
EG81	11:37:30	+14:10:00	13.24	DA	Massey88	Yes	Data	Plot		MASS
Feige56	12:06:47.23	+11:40:12.7	11.06	B5p		Yes	Data	Plot		CTIO
Feige66	12:37:23.55	+25:04:00.3	10.50	sdO	MASS90	Yes	Data	Plot		HST	$SSTD_FEIGE66
LTT4816	12:38:50.94	-49:47:58.8	13.79	DA		Yes	Data	Plot		CTIO
Feige67	12:41:51.83	+17:31:20.5	11.81	sdO	MASS90	Yes	Data	Plot		HST	$SSTD_FEIGE67
GD153*	12:57:02.37	+22:01:56.0	13.35	DA1	Bohlin01		Data	Plot	to 1um, HST primary	WD	$SSTD_GD153
HZ43*	13:16:21.99	+29:05:57.0	12.91	DA1		Yes	Data	Plot	nearby (~2") bright companion star HZ43 (East) and HZ43B (West)	WD
HZ44*	13:23:35.37	+36:08:00.0	11.66	sdO	MASS90	Yes	Data	Plot	to 1um	HST	$SSTD_HZ44
PG1323-086	13:25:39.4	-08:49:18	13.48	sdB-O	Stone96		Data	Plot		ST96
GRW+70d5824	13:38:51.77	+70:17:08.5	12.77	DA3	Bohlin01	Yes	Data	Plot	to 1um, STIS sensitivity monitor	HST
CD-32d9927	14:11:46.37	-33:03:14.3	10.42	A0		Yes	Data	Plot		CTIO
Feige92	14:11:50.3	+50:06:57	11.62	Bp	Stone77	Yes	Data	Plot		IRAF	$SSTD_FEIGE92
Feige98	14:38:23.5	+27:30:05	11.84	B7	Stone77	Yes	Data	Plot		IRAF
PG1545+035	15:48:24.3	+03:22:54	13.57	sd O	Massey88	Yes	Data	Plot		MASS
BD+33d2642	15:51:59.86	+32:56:54.8	10.81	B2IV		Yes	Data	Plot	nearby faint companion star (~6".5 to NW)	HST	$SSTD_BD33
G153-41	16:17:55.4	-15:35:47	13.42	DA2	Stone96		Data	Plot		ST96
EG274	16:23:33.75	-39:13:47.5	11.03	DA		Yes	Data	Plot		CTIO
PG1708+602	17:09:15.9	+60:10:11	13.31	sd O	Massey88	Yes	Data	Plot		MASS
BD+25d3941	19:44:28.2	+26:13:17	10.36	B1.5V	Stone77	Yes	Data	Plot		IRAF
BD+40d4032	20:08:24.3	+41:15:03	10.45	B2III	Stone77	Yes	Data	Plot		IRAF
LTT7987	20:10:57.38	-30:13:01.2	12.23	DA		Yes	Data	Plot		CTIO
Cyg OB2 No.9	20:33:10.79	+41:15:07.9	10.70	O5If	Massey88	Yes	Data	Plot		MASS
Wolf1346	20:34:21.88	+25:03:49.7	11.53	DA	Massey88, 90	Yes	Data	Plot		MASS	$SSTD_WOLF1346
BD+28d4211*	21:51:11.07	+28:51:51.8	10.51	Op	MASS90, Bohlin01	Yes	Data	Plot	to 1um, nearby faint companion star (~4" to N, ~15mag.)	HST	$SSTD_BD28
G93-48	21:52:25.33	+02:23:24.3	12.74	DA3			Data	Plot		HST
BD+25d4655	21:59:42.02	+26:25:58.1	9.76	O			Data	Plot		HST
NGC 7293	22:29:38.46	-20:50:13.3	13.51	V.Hot			Data	Plot		HST
Feige110*	23:19:58.39	-05:09:55.8	11.82	DOp	MASS90	Yes	Data	Plot	to 1um	HST	$SSTD_FEIGE110