Exposure
- ID
- MATIS.2025-08-07T05:40:10.928_1
- Header ID
- MATIS.2025-08-07T05:40:10.928
- Date updated
- 2025-08-07 05:50:55 UTC+0000
- Release date
- 2026-08-07 05:50:55 UTC+0000
- UTC Start
- 2025-08-07 05:40:10.928
- UTC End
- 2025-08-07 05:41:17.372
- MJD Start
- 60894.23623759
- MJD End
- 60894.237006617775
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007501
- Ambient temperature (°C)
- 13.09
- Seeing (arcsec)
- 0.62
Observation
- ID
- 69369
- Category
- science
- Program ID
- 115.28GN.001
- Program Title
- MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
- Program Type
- Normal
- PI / COI
- HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
- ID
- 51557
- Name
- HD 218396
- RA
- 346.871616
- DEC
- 21.13381
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 37.5910 | 37.6940 | 28.2000 | 28.4000 |
| U1-U3 | 69.4670 | 69.7040 | 37.5000 | 37.7000 |
| U1-U4 | 106.3160 | 106.6830 | 71.6520 | 71.6030 |
| U2-U3 | 32.9400 | 33.0670 | 48.2000 | 48.2000 |
| U2-U4 | 83.1510 | 83.3200 | 89.7710 | 89.6560 |
| U3-U4 | 62.4710 | 62.4700 | 110.2630 | 110.1490 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28GN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT |
| MJD-OBS | 60894.23623759 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871616 |
| DEC | 21.13381 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| HIERARCH ESO INS MODE | HYBRID |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 37.591 |
| HIERARCH ESO ISS PBL12 END | 37.694 |
| HIERARCH ESO ISS PBLA12 START | 28.2 |
| HIERARCH ESO ISS PBLA12 END | 28.4 |
| HIERARCH ESO ISS PBL13 START | 69.467 |
| HIERARCH ESO ISS PBL13 END | 69.704 |
| HIERARCH ESO ISS PBLA13 START | 37.5 |
| HIERARCH ESO ISS PBLA13 END | 37.7 |
| HIERARCH ESO ISS PBL14 START | 106.316 |
| HIERARCH ESO ISS PBL14 END | 106.683 |
| HIERARCH ESO ISS PBLA14 START | 71.652 |
| HIERARCH ESO ISS PBLA14 END | 71.603 |
| HIERARCH ESO ISS PBL23 START | 32.94 |
| HIERARCH ESO ISS PBL23 END | 33.067 |
| HIERARCH ESO ISS PBLA23 START | 48.2 |
| HIERARCH ESO ISS PBLA23 END | 48.2 |
| HIERARCH ESO ISS PBL24 START | 83.151 |
| HIERARCH ESO ISS PBL24 END | 83.32 |
| HIERARCH ESO ISS PBLA24 START | 89.771 |
| HIERARCH ESO ISS PBLA24 END | 89.656 |
| HIERARCH ESO ISS PBL34 START | 62.471 |
| HIERARCH ESO ISS PBL34 END | 62.47 |
| HIERARCH ESO ISS PBLA34 START | 110.263 |
| HIERARCH ESO ISS PBLA34 END | 110.149 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007501 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007501 |
| HIERARCH ESO ISS AMBI TEMP | 13.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |