Exposure
- ID
- GRAVI.2025-11-28T01:23:26.700_1
- Header ID
- GRAVI.2025-11-28T01:23:26.700
- Date updated
- 2025-11-28 01:40:59 UTC+0000
- Release date
- 2025-11-28 01:23:26 UTC+0000
- UTC Start
- 2025-11-28 01:23:26.700
- UTC End
- 2025-11-28 01:28:46.700
- MJD Start
- 61007.05794792
- MJD End
- 61007.061651623706
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0072155
- Ambient temperature (°C)
- 15.54
- Seeing (arcsec)
- 0.55
Observation
- ID
- 71878
- Category
- calibrator
- Program ID
- 116.28VH.001
- Program Title
- INTERFEROMETRIC OBSERVATIONS OF HABITABLE WORLDS OBSERVATORY PROVISIONAL TARGETS
- Program Type
- Normal
- PI / COI
- ROETTENBACHER / MONNIER / ANUGU / BAINES / STONE / RAJAGOPAL
Target
- ID
- 53359
- Name
- HD_21665
- RA
- 52.411456
- DEC
- -6.80497
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 48.5470 | 48.5940 | 143.0000 | 143.1000 |
| A0-J2 | 107.2110 | 109.1450 | 88.6000 | 88.8000 |
| A0-J6 | 150.7480 | 151.1100 | 9.3300 | 10.3090 |
| B5-J2 | 88.2980 | 89.9420 | 62.0000 | 62.7000 |
| B5-J6 | 187.5850 | 187.5470 | 358.5420 | 359.3510 |
| J2-J6 | 167.8720 | 167.7800 | 330.4760 | 330.7160 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28VH.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 61007.05794792 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 21665 |
| HIERARCH ESO INS SOBJ NAME | HD_21665 |
| RA | 52.411456 |
| DEC | -6.80497 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 320 |
| HIERARCH ESO ISS PBL12 START | 48.547 |
| HIERARCH ESO ISS PBL12 END | 48.594 |
| HIERARCH ESO ISS PBLA12 START | 143.0 |
| HIERARCH ESO ISS PBLA12 END | 143.1 |
| HIERARCH ESO ISS PBL13 START | 107.211 |
| HIERARCH ESO ISS PBL13 END | 109.145 |
| HIERARCH ESO ISS PBLA13 START | 88.6 |
| HIERARCH ESO ISS PBLA13 END | 88.8 |
| HIERARCH ESO ISS PBL14 START | 150.748 |
| HIERARCH ESO ISS PBL14 END | 151.11 |
| HIERARCH ESO ISS PBLA14 START | 9.33 |
| HIERARCH ESO ISS PBLA14 END | 10.309 |
| HIERARCH ESO ISS PBL23 START | 88.298 |
| HIERARCH ESO ISS PBL23 END | 89.942 |
| HIERARCH ESO ISS PBLA23 START | 62.0 |
| HIERARCH ESO ISS PBLA23 END | 62.7 |
| HIERARCH ESO ISS PBL24 START | 187.585 |
| HIERARCH ESO ISS PBL24 END | 187.547 |
| HIERARCH ESO ISS PBLA24 START | 358.542 |
| HIERARCH ESO ISS PBLA24 END | 359.351 |
| HIERARCH ESO ISS PBL34 START | 167.872 |
| HIERARCH ESO ISS PBL34 END | 167.78 |
| HIERARCH ESO ISS PBLA34 START | 330.476 |
| HIERARCH ESO ISS PBLA34 END | 330.716 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005478 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008953 |
| HIERARCH ESO ISS AMBI TEMP | 15.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |