Exposure
- ID
- MATIS.2025-02-15T03:40:39.071_1
- Header ID
- MATIS.2025-02-15T03:40:39.071
- Date updated
- 2025-02-15 03:45:31 UTC+0000
- Release date
- 2025-02-15 03:40:39 UTC+0000
- UTC Start
- 2025-02-15 03:40:39.071
- UTC End
- 2025-02-15 03:41:39.079
- MJD Start
- 60721.15322999
- MJD End
- 60721.15392452704
- Exposure time (s)
- 60.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.015591999999999998
- Ambient temperature (°C)
- 13.86
- Seeing (arcsec)
- 0.625
Observation
- ID
- 64503
- Category
- calibrator
- Program ID
- 114.28J0.002
- Program Title
- EXPLORATION OF THE UNPRECEDENTED APPEARANCE AND FUTURE EVOLUTION OF SILICATE EMISSION IN THE DISK OF T CHA
- Program Type
- ToO
- PI / COI
- VARGA / ABRAHAM / LYKOU / KOSPAL / CHEN
Target
- ID
- 48000
- Name
- alf_Cha
- RA
- 124.637391
- DEC
- -76.91851
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 39.1510 | 39.1230 | 43.2000 | 43.4000 |
| U1-U3 | 75.0010 | 74.9460 | 50.8000 | 51.0000 |
| U1-U4 | 118.7250 | 118.6720 | 76.2270 | 76.4730 |
| U2-U3 | 36.5690 | 36.5440 | 59.0000 | 59.2000 |
| U2-U4 | 88.5300 | 88.5170 | 90.1870 | 90.4390 |
| U3-U4 | 60.3080 | 60.3230 | 108.5000 | 108.7470 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.28J0.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD |
| MJD-OBS | 60721.15322999 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | alf_Cha |
| RA | 124.637391 |
| DEC | -76.91851 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2308 |
| HIERARCH ESO ISS PBL12 START | 39.151 |
| HIERARCH ESO ISS PBL12 END | 39.123 |
| HIERARCH ESO ISS PBLA12 START | 43.2 |
| HIERARCH ESO ISS PBLA12 END | 43.4 |
| HIERARCH ESO ISS PBL13 START | 75.001 |
| HIERARCH ESO ISS PBL13 END | 74.946 |
| HIERARCH ESO ISS PBLA13 START | 50.8 |
| HIERARCH ESO ISS PBLA13 END | 51.0 |
| HIERARCH ESO ISS PBL14 START | 118.725 |
| HIERARCH ESO ISS PBL14 END | 118.672 |
| HIERARCH ESO ISS PBLA14 START | 76.227 |
| HIERARCH ESO ISS PBLA14 END | 76.473 |
| HIERARCH ESO ISS PBL23 START | 36.569 |
| HIERARCH ESO ISS PBL23 END | 36.544 |
| HIERARCH ESO ISS PBLA23 START | 59.0 |
| HIERARCH ESO ISS PBLA23 END | 59.2 |
| HIERARCH ESO ISS PBL24 START | 88.53 |
| HIERARCH ESO ISS PBL24 END | 88.517 |
| HIERARCH ESO ISS PBLA24 START | 90.187 |
| HIERARCH ESO ISS PBLA24 END | 90.439 |
| HIERARCH ESO ISS PBL34 START | 60.308 |
| HIERARCH ESO ISS PBL34 END | 60.323 |
| HIERARCH ESO ISS PBLA34 START | 108.5 |
| HIERARCH ESO ISS PBLA34 END | 108.747 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015338 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.015846 |
| HIERARCH ESO ISS AMBI TEMP | 13.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |