Night in detail

Fri 19 Dec 2025 → Sat 20 Dec

Integration: 9.5 h
Frames: 96 frames
Targets: 3
Dark sky: 11.0 h
Moon: 0 % · New moon
Roof open: 15 h · 65 % imaged

Thu 18 Dec Sat 20 Dec

Sky

Moon 0%

Roof

Bubble Nebula

Horsehead Nebula

Christmas Tree Cluster

HFR

Conditions

Cloud%

Temp°C

Dew°C

-1

-2

-1

-0

Humidity%

Windm/s

PressurehPa

960

959

958

OIIIHaSIIRedBlueGreenroof opengoodmarginalpoor

Sunset 17:38Moonrise 08:20Dark 19:05 → 06:06Moonset 17:20Sunrise 07:33

Sessions

3 targets

Bubble Nebula · Bubble Nebula19:25 → 00:575.3 h · 32 frames

Position: 23:20:41 61° 11' 24"
Filters: OIII 32 × 600 s
HFR: 2.08 mean · 1.66–2.82
Stars: 701 mean

Integration by filter
Filter	Frames	Exposure	Integration
OIII	32	600 s	5.3 h

Frames
Time	Filter	Exp	HFR	Stars	Sensor
19:25	OIII	600 s	1.68	613	-10 °C
19:35	OIII	600 s	1.71	694	-10 °C
19:45	OIII	600 s	1.69	608	-10 °C
19:55	OIII	600 s	1.66	549	-10 °C
20:06	OIII	600 s	1.68	609	-10 °C
20:16	OIII	600 s	1.68	641	-10 °C
20:27	OIII	600 s	1.69	637	-10 °C
20:37	OIII	600 s	1.74	711	-10 °C
20:48	OIII	600 s	1.75	698	-10 °C
20:58	OIII	600 s	1.76	754	-10 °C
21:09	OIII	600 s	1.83	791	-10 °C
21:21	OIII	600 s	1.89	824	-10 °C
21:31	OIII	600 s	1.90	812	-10 °C
21:41	OIII	600 s	1.95	814	-10 °C
21:53	OIII	600 s	1.96	799	-10 °C
22:03	OIII	600 s	1.99	814	-10 °C
22:15	OIII	600 s	2.02	777	-10 °C
22:26	OIII	600 s	2.01	775	-10 °C
22:36	OIII	600 s	2.08	782	-10 °C
22:46	OIII	600 s	2.11	777	-10 °C
22:57	OIII	600 s	2.13	764	-10 °C
23:09	OIII	600 s	2.33	748	-10 °C
23:20	OIII	600 s	2.44	702	-10 °C
23:30	OIII	600 s	2.44	698	-10 °C
23:43	OIII	600 s	2.40	680	-10 °C
23:53	OIII	600 s	2.40	677	-10 °C
00:04	OIII	600 s	2.44	676	-10 °C
00:14	OIII	600 s	2.54	636	-10 °C
00:24	OIII	600 s	2.55	633	-10 °C
00:37	OIII	600 s	2.63	611	-10 °C
00:47	OIII	600 s	2.69	581	-10 °C
00:57	OIII	600 s	2.82	543	-10 °C

Horsehead Nebula · Horsehead Nebula01:08 → 04:383.2 h · 38 frames

Position: 05:41:37 -02° 20' 03"
Filters: OIII 38 × 300 s
HFR: 2.40 mean · 2.16–2.66
Stars: 87 mean

Integration by filter
Filter	Frames	Exposure	Integration
OIII	38	300 s	3.2 h

Frames
Time	Filter	Exp	HFR	Stars	Sensor
01:08	OIII	300 s	2.59	89	-10 °C
01:13	OIII	300 s	2.56	90	-10 °C
01:18	OIII	300 s	2.66	88	-10 °C
01:24	OIII	300 s	2.57	85	-10 °C
01:29	OIII	300 s	2.42	86	-10 °C
01:34	OIII	300 s	2.49	83	-10 °C
01:40	OIII	300 s	2.31	89	-10 °C
01:45	OIII	300 s	2.36	90	-10 °C
01:51	OIII	300 s	2.47	91	-10 °C
01:56	OIII	300 s	2.60	86	-10 °C
02:05	OIII	300 s	2.48	92	-10 °C
02:11	OIII	300 s	2.57	92	-10 °C
02:17	OIII	300 s	2.59	87	-10 °C
02:22	OIII	300 s	2.62	85	-10 °C
02:28	OIII	300 s	2.56	90	-10 °C
02:33	OIII	300 s	2.45	95	-10 °C
02:38	OIII	300 s	2.46	89	-10 °C
02:43	OIII	300 s	2.36	83	-10 °C
02:50	OIII	300 s	2.24	89	-10 °C
02:55	OIII	300 s	2.24	87	-10 °C
03:00	OIII	300 s	2.28	83	-10 °C
03:05	OIII	300 s	2.27	86	-10 °C
03:11	OIII	300 s	2.34	86	-10 °C
03:16	OIII	300 s	2.19	85	-10 °C
03:22	OIII	300 s	2.27	88	-10 °C
03:27	OIII	300 s	2.31	90	-10 °C
03:33	OIII	300 s	2.38	87	-10 °C
03:40	OIII	300 s	2.22	86	-10 °C
03:45	OIII	300 s	2.16	84	-10 °C
03:50	OIII	300 s	2.21	84	-10 °C
03:56	OIII	300 s	2.30	82	-10 °C
04:01	OIII	300 s	2.29	89	-10 °C
04:09	OIII	300 s	2.25	88	-10 °C
04:14	OIII	300 s	2.31	85	-10 °C
04:20	OIII	300 s	2.41	85	-10 °C
04:27	OIII	300 s	2.44	84	-10 °C
04:33	OIII	300 s	2.45	87	-10 °C
04:38	OIII	300 s	2.39	83	-10 °C

Christmas Tree Cluster · Christmas Tree Cluster04:49 → 06:001.0 h · 26 frames

Position: 06:40:51 09° 42' 56"
Filters: Ha 5×300s · SII 3×300s · OIII 3×300s · Red 5×30s · Blue 5×30s · Green 5×30s
HFR: 2.10 mean · 1.93–2.28
Stars: 373 mean

Integration by filter
Filter	Frames	Exposure	Integration
Ha	5	300 s	25 min
SII	3	300 s	15 min
OIII	3	300 s	15 min
Red	5	30 s	3 min
Blue	5	30 s	3 min
Green	5	30 s	3 min

Frames
Time	Filter	Exp	HFR	Stars	Sensor
04:49	OIII	300 s	2.21	280	-10 °C
04:55	OIII	300 s	2.20	292	-10 °C
05:01	OIII	300 s	2.12	288	-10 °C
05:01	Blue	30 s	2.23	403	-10 °C
05:02	Blue	30 s	2.26	399	-9 °C
05:03	Blue	30 s	2.15	412	-10 °C
05:05	Blue	30 s	2.28	403	-10 °C
05:05	Blue	30 s	2.27	403	-10 °C
05:06	Green	30 s	2.11	485	-10 °C
05:07	Green	30 s	2.12	480	-10 °C
05:09	Green	30 s	2.03	464	-9 °C
05:10	Green	30 s	2.13	480	-10 °C
05:11	Green	30 s	2.07	478	-10 °C
05:11	Red	30 s	2.03	510	-10 °C
05:13	Red	30 s	2.01	501	-10 °C
05:14	Red	30 s	2.01	514	-10 °C
05:15	Red	30 s	2.01	511	-10 °C
05:16	Red	30 s	2.07	513	-10 °C
05:21	Ha	300 s	2.05	150	-10 °C
05:27	Ha	300 s	1.97	148	-10 °C
05:33	Ha	300 s	1.93	153	-10 °C
05:38	Ha	300 s	1.98	147	-10 °C
05:44	Ha	300 s	2.08	150	-10 °C
05:49	SII	300 s	2.12	383	-10 °C
05:55	SII	300 s	2.10	386	-10 °C
06:00	SII	300 s	2.13	377	-10 °C

Integration by filter

Filter

Frames

Exposure

Integration

OIII

600 s

5.3 h

Frames

Time

Filter

Exp

HFR

Stars

Sensor

19:25

OIII

600 s

1.68

613

-10 °C

19:35

OIII

600 s

1.71

694

-10 °C

19:45

OIII

600 s

1.69

608

-10 °C

19:55

OIII

600 s

1.66

549

-10 °C

20:06

OIII

600 s

1.68

609

-10 °C

20:16

OIII

600 s

1.68

641

-10 °C

20:27

OIII

600 s

1.69

637

-10 °C

20:37

OIII

600 s

1.74

711

-10 °C

20:48

OIII

600 s

1.75

698

-10 °C

20:58

OIII

600 s

1.76

754

-10 °C

21:09

OIII

600 s

1.83

791

-10 °C

21:21

OIII

600 s

1.89

824

-10 °C

21:31

OIII

600 s

1.90

812

-10 °C

21:41

OIII

600 s

1.95

814

-10 °C

21:53

OIII

600 s

1.96

799

-10 °C

22:03

OIII

600 s

1.99

814

-10 °C

22:15

OIII

600 s

2.02

777

-10 °C

22:26

OIII

600 s

2.01

775

-10 °C

22:36

OIII

600 s

2.08

782

-10 °C

22:46

OIII

600 s

2.11

777

-10 °C

22:57

OIII

600 s

2.13

764

-10 °C

23:09

OIII

600 s

2.33

748

-10 °C

23:20

OIII

600 s

2.44

702

-10 °C

23:30

OIII

600 s

2.44

698

-10 °C

23:43

OIII

600 s

2.40

680

-10 °C

23:53

OIII

600 s

2.40

677

-10 °C

00:04

OIII

600 s

2.44

676

-10 °C

00:14

OIII

600 s

2.54

636

-10 °C

00:24

OIII

600 s

2.55

633

-10 °C

00:37

OIII

600 s

2.63

611

-10 °C

00:47

OIII

600 s

2.69

581

-10 °C

00:57

OIII

600 s

2.82

543

-10 °C

Integration by filter

Filter

Frames

Exposure

Integration

OIII

300 s

3.2 h

Frames

Time

Filter

Exp

HFR

Stars

Sensor

01:08

OIII

300 s

2.59

-10 °C

01:13

OIII

300 s

2.56

-10 °C

01:18

OIII

300 s

2.66

-10 °C

01:24

OIII

300 s

2.57

-10 °C

01:29

OIII

300 s

2.42

-10 °C

01:34

OIII

300 s

2.49

-10 °C

01:40

OIII

300 s

2.31

-10 °C

01:45

OIII

300 s

2.36

-10 °C

01:51

OIII

300 s

2.47

-10 °C

01:56

OIII

300 s

2.60

-10 °C

02:05

OIII

300 s

2.48

-10 °C

02:11

OIII

300 s

2.57

-10 °C

02:17

OIII

300 s

2.59

-10 °C

02:22

OIII

300 s

2.62

-10 °C

02:28

OIII

300 s

2.56

-10 °C

02:33

OIII

300 s

2.45

-10 °C

02:38

OIII

300 s

2.46

-10 °C

02:43

OIII

300 s

2.36

-10 °C

02:50

OIII

300 s

2.24

-10 °C

02:55

OIII

300 s

2.24

-10 °C

03:00

OIII

300 s

2.28

-10 °C

03:05

OIII

300 s

2.27

-10 °C

03:11

OIII

300 s

2.34

-10 °C

03:16

OIII

300 s

2.19

-10 °C

03:22

OIII

300 s

2.27

-10 °C

03:27

OIII

300 s

2.31

-10 °C

03:33

OIII

300 s

2.38

-10 °C

03:40

OIII

300 s

2.22

-10 °C

03:45

OIII

300 s

2.16

-10 °C

03:50

OIII

300 s

2.21

-10 °C

03:56

OIII

300 s

2.30

-10 °C

04:01

OIII

300 s

2.29

-10 °C

04:09

OIII

300 s

2.25

-10 °C

04:14

OIII

300 s

2.31

-10 °C

04:20

OIII

300 s

2.41

-10 °C

04:27

OIII

300 s

2.44

-10 °C

04:33

OIII

300 s

2.45

-10 °C

04:38

OIII

300 s

2.39

-10 °C

Integration by filter

Filter

Frames

Exposure

Integration

300 s

25 min

SII

300 s

15 min

OIII

300 s

15 min

Red

30 s

3 min

Blue

30 s

3 min

Green

30 s

3 min

Frames

Time

Filter

Exp

HFR

Stars

Sensor

04:49

OIII

300 s

2.21

280

-10 °C

04:55

OIII

300 s

2.20

292

-10 °C

05:01

OIII

300 s

2.12

288

-10 °C

05:01

Blue

30 s

2.23

403

-10 °C

05:02

Blue

30 s

2.26

399

-9 °C

05:03

Blue

30 s

2.15

412

-10 °C

05:05

Blue

30 s

2.28

403

-10 °C

05:05

Blue

30 s

2.27

403

-10 °C

05:06

Green

30 s

2.11

485

-10 °C

05:07

Green

30 s

2.12

480

-10 °C

05:09

Green

30 s

2.03

464

-9 °C

05:10

Green

30 s

2.13

480

-10 °C

05:11

Green

30 s

2.07

478

-10 °C

05:11

Red

30 s

2.03

510

-10 °C

05:13

Red

30 s

2.01

501

-10 °C

05:14

Red

30 s

2.01

514

-10 °C

05:15

Red

30 s

2.01

511

-10 °C

05:16

Red

30 s

2.07

513

-10 °C

05:21

300 s

2.05

150

-10 °C

05:27

300 s

1.97

148

-10 °C

05:33

300 s

1.93

153

-10 °C

05:38

300 s

1.98

147

-10 °C

05:44

300 s

2.08

150

-10 °C

05:49

SII

300 s

2.12

383

-10 °C

05:55

SII

300 s

2.10

386

-10 °C

06:00

SII

300 s

2.13

377

-10 °C