Exposure
- ID
- GRAVI.2025-11-28T02:20:47.846_1
- Header ID
- GRAVI.2025-11-28T02:20:47.846
- Date updated
- 2025-11-28 02:36:00 UTC+0000
- Release date
- 2025-11-28 02:20:47 UTC+0000
- UTC Start
- 2025-11-28 02:20:47.846
- UTC End
- 2025-11-28 02:26:07.846
- MJD Start
- 61007.097776
- MJD End
- 61007.101479703706
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0073225
- Ambient temperature (°C)
- 15.45
- Seeing (arcsec)
- 0.405
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 | 48.5020 | 48.4350 | 144.8000 | 145.1000 |
| A0-J2 | 121.7000 | 122.8450 | 90.3000 | 90.5000 |
| A0-J6 | 155.0600 | 155.6420 | 17.7300 | 18.5700 |
| B5-J2 | 101.4760 | 102.6430 | 67.4000 | 67.9000 |
| B5-J6 | 188.2950 | 188.5120 | 5.8650 | 6.6500 |
| J2-J6 | 166.0310 | 165.7080 | 333.3510 | 333.7590 |
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 | 61007.097776 |
| 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 | 48.502 |
| HIERARCH ESO ISS PBL12 END | 48.435 |
| HIERARCH ESO ISS PBLA12 START | 144.8 |
| HIERARCH ESO ISS PBLA12 END | 145.1 |
| HIERARCH ESO ISS PBL13 START | 121.7 |
| HIERARCH ESO ISS PBL13 END | 122.845 |
| HIERARCH ESO ISS PBLA13 START | 90.3 |
| HIERARCH ESO ISS PBLA13 END | 90.5 |
| HIERARCH ESO ISS PBL14 START | 155.06 |
| HIERARCH ESO ISS PBL14 END | 155.642 |
| HIERARCH ESO ISS PBLA14 START | 17.73 |
| HIERARCH ESO ISS PBLA14 END | 18.57 |
| HIERARCH ESO ISS PBL23 START | 101.476 |
| HIERARCH ESO ISS PBL23 END | 102.643 |
| HIERARCH ESO ISS PBLA23 START | 67.4 |
| HIERARCH ESO ISS PBLA23 END | 67.9 |
| HIERARCH ESO ISS PBL24 START | 188.295 |
| HIERARCH ESO ISS PBL24 END | 188.512 |
| HIERARCH ESO ISS PBLA24 START | 5.865 |
| HIERARCH ESO ISS PBLA24 END | 6.65 |
| HIERARCH ESO ISS PBL34 START | 166.031 |
| HIERARCH ESO ISS PBL34 END | 165.708 |
| HIERARCH ESO ISS PBLA34 START | 333.351 |
| HIERARCH ESO ISS PBLA34 END | 333.759 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007054 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007591 |
| HIERARCH ESO ISS AMBI TEMP | 15.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |