Exposure
- ID
- MATIS.2025-08-06T08:02:34.894_1
- Header ID
- MATIS.2025-08-06T08:02:34.894
- Date updated
- 2025-08-06 08:10:33 UTC+0000
- Release date
- 2026-08-06 08:10:33 UTC+0000
- UTC Start
- 2025-08-06 08:02:34.894
- UTC End
- 2025-08-06 08:03:41.338
- MJD Start
- 60893.33512609
- MJD End
- 60893.33589511778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0081565
- Ambient temperature (°C)
- 14.2
- Seeing (arcsec)
- 0.545
Observation
- ID
- 69276
- 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
- 51493
- Name
- HD 218396
- RA
- 346.871634
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.9690 | 49.0590 | 38.0000 | 38.1000 |
| U1-U3 | 92.2520 | 92.4100 | 43.4000 | 43.4000 |
| U1-U4 | 129.6520 | 129.7060 | 63.4120 | 63.3090 |
| U2-U3 | 43.7300 | 43.7930 | 49.3000 | 49.3000 |
| U2-U4 | 87.9380 | 87.8550 | 77.2110 | 77.0840 |
| U3-U4 | 53.3640 | 53.1980 | 99.7510 | 99.6670 |
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 | 60893.33512609 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871634 |
| DEC | 21.13407 |
| 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 | 48.969 |
| HIERARCH ESO ISS PBL12 END | 49.059 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 92.252 |
| HIERARCH ESO ISS PBL13 END | 92.41 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.652 |
| HIERARCH ESO ISS PBL14 END | 129.706 |
| HIERARCH ESO ISS PBLA14 START | 63.412 |
| HIERARCH ESO ISS PBLA14 END | 63.309 |
| HIERARCH ESO ISS PBL23 START | 43.73 |
| HIERARCH ESO ISS PBL23 END | 43.793 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.3 |
| HIERARCH ESO ISS PBL24 START | 87.938 |
| HIERARCH ESO ISS PBL24 END | 87.855 |
| HIERARCH ESO ISS PBLA24 START | 77.211 |
| HIERARCH ESO ISS PBLA24 END | 77.084 |
| HIERARCH ESO ISS PBL34 START | 53.364 |
| HIERARCH ESO ISS PBL34 END | 53.198 |
| HIERARCH ESO ISS PBLA34 START | 99.751 |
| HIERARCH ESO ISS PBLA34 END | 99.667 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007967 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008346 |
| HIERARCH ESO ISS AMBI TEMP | 14.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |