Night in detail

Mon 20 Jul 2026 → Tue 21 Jul

Integration: 6.6 h
Frames: 74 frames
Targets: 3
Dark sky: 6.9 h
Moon: 47 % · Waxing crescent
Roof open: 10 h · 66 % imaged

Sun 19 Jul Tue 21 Jul

Sky

Moon 47%

Roof

Trifid Nebula

LDN 169

M 31

HFR

Conditions

Cloud%

Temp°C

Dew°C

Humidity%

Windm/s

PressurehPa

960

959

960

959

960

961

OIIIRedLBlueGreenroof opengoodmarginalpoor

Sunset 20:42Dark 22:17 → 05:12Moonset 00:50Sunrise 06:47

Sessions

3 targets

Trifid Nebula · M8 M20 Duo21:55 → 03:132.9 h · 32 frames

Position: 18:05:09 -23° 52' 35"
Filters: OIII 7×600s · Red 10×240s · L 5×300s · Blue 5×240s · Green 5×240s
HFR: 1.58 mean · 1.41–2.59
Stars: 2,251 mean

Integration by filter
Filter	Frames	Exposure	Integration
OIII	7	600 s	1.2 h
Red	10	240 s	40 min
L	5	300 s	25 min
Blue	5	240 s	20 min
Green	5	240 s	20 min

Frames
Time	Filter	Exp	HFR	Stars	Sensor
21:55	Red	240 s	1.60	2,278	-5 °C
21:59	Red	240 s	1.60	2,257	-5 °C
22:03	Red	240 s	1.58	2,308	-5 °C
22:07	Red	240 s	1.56	2,279	-5 °C
22:11	Red	240 s	1.54	2,318	-5 °C
22:16	Green	240 s	1.42	2,459	-5 °C
22:20	Green	240 s	1.42	2,428	-5 °C
22:24	Green	240 s	1.41	2,515	-5 °C
22:28	Green	240 s	1.42	2,570	-5 °C
22:32	Green	240 s	1.42	2,684	-5 °C
22:36	Blue	240 s	1.75	2,362	-5 °C
22:40	Blue	240 s	1.73	2,412	-5 °C
22:45	Blue	240 s	1.72	2,389	-5 °C
22:49	Blue	240 s	1.72	2,420	-5 °C
22:53	Blue	240 s	1.72	2,408	-5 °C
22:57	Red	240 s	1.52	2,463	-5 °C
23:01	Red	240 s	1.52	2,480	-5 °C
23:05	Red	240 s	1.50	2,451	-5 °C
23:10	Red	240 s	1.49	2,463	-5 °C
23:14	Red	240 s	1.50	2,449	-5 °C
23:19	L	300 s	1.54	3,030	-5 °C
23:24	L	300 s	1.55	3,004	-5 °C
23:29	L	300 s	1.55	2,973	-5 °C
23:35	L	300 s	1.55	2,991	-5 °C
23:40	L	300 s	1.53	3,020	-5 °C
02:05	OIII	600 s	1.45	1,363	-5 °C
02:15	OIII	600 s	1.45	1,370	-5 °C
02:26	OIII	600 s	2.59	345	-5 °C
02:39	OIII	600 s	1.48	1,387	-5 °C
02:49	OIII	600 s	1.52	1,419	-5 °C
03:00	OIII	600 s	1.58	1,405	-5 °C
03:13	OIII	600 s	1.68	1,336	-5 °C

LDN 169 · LDN 16923:50 → 01:492.0 h · 27 frames

Position: 15:52:36 -03° 19' 01"
Filters: L 10×300s · Red 7×240s · Blue 6×240s · Green 4×240s
HFR: 1.56 mean · 1.39–1.79
Stars: 954 mean

Integration by filter
Filter	Frames	Exposure	Integration
L	10	300 s	50 min
Red	7	240 s	28 min
Blue	6	240 s	24 min
Green	4	240 s	16 min

Frames
Time	Filter	Exp	HFR	Stars	Sensor
23:50	L	300 s	1.46	1,077	-5 °C
23:55	L	300 s	1.46	1,115	-5 °C
00:00	L	300 s	1.44	1,113	-5 °C
00:06	L	300 s	1.44	1,112	-5 °C
00:11	L	300 s	1.45	1,138	-5 °C
00:16	L	300 s	1.46	1,212	-5 °C
00:21	L	300 s	1.50	1,306	-5 °C
00:26	L	300 s	1.53	1,408	-5 °C
00:31	L	300 s	1.54	1,444	-5 °C
00:39	L	300 s	1.57	1,543	-5 °C
00:43	Red	240 s	1.60	853	-5 °C
00:47	Red	240 s	1.60	848	-5 °C
00:51	Green	240 s	1.43	863	-5 °C
00:55	Blue	240 s	1.79	795	-5 °C
01:00	Blue	240 s	1.77	769	-5 °C
01:04	Blue	240 s	1.78	785	-5 °C
01:08	Red	240 s	1.60	859	-5 °C
01:12	Red	240 s	1.61	841	-5 °C
01:16	Red	240 s	1.62	832	-5 °C
01:20	Red	240 s	1.60	823	-5 °C
01:25	Red	240 s	1.57	810	-5 °C
01:29	Green	240 s	1.39	686	-5 °C
01:33	Green	240 s	1.39	741	-5 °C
01:37	Green	240 s	1.46	793	-5 °C
01:41	Blue	240 s	1.72	674	-5 °C
01:45	Blue	240 s	1.67	664	-5 °C
01:49	Blue	240 s	1.65	666	-5 °C

M 31 · Andromeda Galaxy03:23 → 05:071.8 h · 15 frames

Position: 00:42:50 41° 11' 06"
Filters: OIII 6×600s · L 9×300s
HFR: 1.42 mean · 1.38–1.54
Stars: 1,504 mean

Integration by filter
Filter	Frames	Exposure	Integration
OIII	6	600 s	1.0 h
L	9	300 s	45 min

Frames
Time	Filter	Exp	HFR	Stars	Sensor
03:23	L	300 s	1.44	2,019	-5 °C
03:28	L	300 s	1.54	2,039	-5 °C
03:33	L	300 s	1.42	1,937	-5 °C
03:39	L	300 s	1.42	1,888	-5 °C
03:49	OIII	600 s	1.38	956	-5 °C
03:59	OIII	600 s	1.40	959	-5 °C
04:10	OIII	600 s	1.41	990	-5 °C
04:20	OIII	600 s	1.39	926	-5 °C
04:31	OIII	600 s	1.39	960	-5 °C
04:36	L	300 s	1.42	1,785	-5 °C
04:41	L	300 s	1.42	1,773	-5 °C
04:46	L	300 s	1.42	1,749	-5 °C
04:52	L	300 s	1.43	1,807	-5 °C
04:57	L	300 s	1.42	1,799	-5 °C
05:07	OIII	600 s	1.41	976	-5 °C

Integration by filter

Filter

Frames

Exposure

Integration

OIII

600 s

1.2 h

Red

240 s

40 min

300 s

25 min

Blue

240 s

20 min

Green

240 s

20 min

Frames

Time

Filter

Exp

HFR

Stars

Sensor

21:55

Red

240 s

1.60

2,278

-5 °C

21:59

Red

240 s

1.60

2,257

-5 °C

22:03

Red

240 s

1.58

2,308

-5 °C

22:07

Red

240 s

1.56

2,279

-5 °C

22:11

Red

240 s

1.54

2,318

-5 °C

22:16

Green

240 s

1.42

2,459

-5 °C

22:20

Green

240 s

1.42

2,428

-5 °C

22:24

Green

240 s

1.41

2,515

-5 °C

22:28

Green

240 s

1.42

2,570

-5 °C

22:32

Green

240 s

1.42

2,684

-5 °C

22:36

Blue

240 s

1.75

2,362

-5 °C

22:40

Blue

240 s

1.73

2,412

-5 °C

22:45

Blue

240 s

1.72

2,389

-5 °C

22:49

Blue

240 s

1.72

2,420

-5 °C

22:53

Blue

240 s

1.72

2,408

-5 °C

22:57

Red

240 s

1.52

2,463

-5 °C

23:01

Red

240 s

1.52

2,480

-5 °C

23:05

Red

240 s

1.50

2,451

-5 °C

23:10

Red

240 s

1.49

2,463

-5 °C

23:14

Red

240 s

1.50

2,449

-5 °C

23:19

300 s

1.54

3,030

-5 °C

23:24

300 s

1.55

3,004

-5 °C

23:29

300 s

1.55

2,973

-5 °C

23:35

300 s

1.55

2,991

-5 °C

23:40

300 s

1.53

3,020

-5 °C

02:05

OIII

600 s

1.45

1,363

-5 °C

02:15

OIII

600 s

1.45

1,370

-5 °C

02:26

OIII

600 s

2.59

345

-5 °C

02:39

OIII

600 s

1.48

1,387

-5 °C

02:49

OIII

600 s

1.52

1,419

-5 °C

03:00

OIII

600 s

1.58

1,405

-5 °C

03:13

OIII

600 s

1.68

1,336

-5 °C

Integration by filter

Filter

Frames

Exposure

Integration

300 s

50 min

Red

240 s

28 min

Blue

240 s

24 min

Green

240 s

16 min

Frames

Time

Filter

Exp

HFR

Stars

Sensor

23:50

300 s

1.46

1,077

-5 °C

23:55

300 s

1.46

1,115

-5 °C

00:00

300 s

1.44

1,113

-5 °C

00:06

300 s

1.44

1,112

-5 °C

00:11

300 s

1.45

1,138

-5 °C

00:16

300 s

1.46

1,212

-5 °C

00:21

300 s

1.50

1,306

-5 °C

00:26

300 s

1.53

1,408

-5 °C

00:31

300 s

1.54

1,444

-5 °C

00:39

300 s

1.57

1,543

-5 °C

00:43

Red

240 s

1.60

853

-5 °C

00:47

Red

240 s

1.60

848

-5 °C

00:51

Green

240 s

1.43

863

-5 °C

00:55

Blue

240 s

1.79

795

-5 °C

01:00

Blue

240 s

1.77

769

-5 °C

01:04

Blue

240 s

1.78

785

-5 °C

01:08

Red

240 s

1.60

859

-5 °C

01:12

Red

240 s

1.61

841

-5 °C

01:16

Red

240 s

1.62

832

-5 °C

01:20

Red

240 s

1.60

823

-5 °C

01:25

Red

240 s

1.57

810

-5 °C

01:29

Green

240 s

1.39

686

-5 °C

01:33

Green

240 s

1.39

741

-5 °C

01:37

Green

240 s

1.46

793

-5 °C

01:41

Blue

240 s

1.72

674

-5 °C

01:45

Blue

240 s

1.67

664

-5 °C

01:49

Blue

240 s

1.65

666

-5 °C

Integration by filter

Filter

Frames

Exposure

Integration

OIII

600 s

1.0 h

300 s

45 min

Frames

Time

Filter

Exp

HFR

Stars

Sensor

03:23

300 s

1.44

2,019

-5 °C

03:28

300 s

1.54

2,039

-5 °C

03:33

300 s

1.42

1,937

-5 °C

03:39

300 s

1.42

1,888

-5 °C

03:49

OIII

600 s

1.38

956

-5 °C

03:59

OIII

600 s

1.40

959

-5 °C

04:10

OIII

600 s

1.41

990

-5 °C

04:20

OIII

600 s

1.39

926

-5 °C

04:31

OIII

600 s

1.39

960

-5 °C

04:36

300 s

1.42

1,785

-5 °C

04:41

300 s

1.42

1,773

-5 °C

04:46

300 s

1.42

1,749

-5 °C

04:52

300 s

1.43

1,807

-5 °C

04:57

300 s

1.42

1,799

-5 °C

05:07

OIII

600 s

1.41

976

-5 °C