Exposure
- ID
- GRAVI.2025-11-28T02:34:05.880_1
- Header ID
- GRAVI.2025-11-28T02:34:05.880
- Date updated
- 2025-11-28 02:51:05 UTC+0000
- Release date
- 2025-11-28 02:34:05 UTC+0000
- UTC Start
- 2025-11-28 02:34:05.880
- UTC End
- 2025-11-28 02:39:25.880
- MJD Start
- 61007.1070125
- MJD End
- 61007.1107162037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0075014999999999995
- Ambient temperature (°C)
- 15.46
- Seeing (arcsec)
- 0.44999999999999996
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 | 48.3470 | 48.2560 | 145.4000 | 145.8000 |
| A0-J2 | 124.0080 | 124.9570 | 90.7000 | 90.9000 |
| A0-J6 | 156.3040 | 156.9120 | 19.4820 | 20.2820 |
| B5-J2 | 103.8660 | 104.8990 | 68.4000 | 68.8000 |
| B5-J6 | 188.7810 | 189.0490 | 7.5140 | 8.2850 |
| J2-J6 | 165.3270 | 164.9660 | 334.2350 | 334.6820 |
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 | 61007.1070125 |
| 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 | 48.347 |
| HIERARCH ESO ISS PBL12 END | 48.256 |
| HIERARCH ESO ISS PBLA12 START | 145.4 |
| HIERARCH ESO ISS PBLA12 END | 145.8 |
| HIERARCH ESO ISS PBL13 START | 124.008 |
| HIERARCH ESO ISS PBL13 END | 124.957 |
| HIERARCH ESO ISS PBLA13 START | 90.7 |
| HIERARCH ESO ISS PBLA13 END | 90.9 |
| HIERARCH ESO ISS PBL14 START | 156.304 |
| HIERARCH ESO ISS PBL14 END | 156.912 |
| HIERARCH ESO ISS PBLA14 START | 19.482 |
| HIERARCH ESO ISS PBLA14 END | 20.282 |
| HIERARCH ESO ISS PBL23 START | 103.866 |
| HIERARCH ESO ISS PBL23 END | 104.899 |
| HIERARCH ESO ISS PBLA23 START | 68.4 |
| HIERARCH ESO ISS PBLA23 END | 68.8 |
| HIERARCH ESO ISS PBL24 START | 188.781 |
| HIERARCH ESO ISS PBL24 END | 189.049 |
| HIERARCH ESO ISS PBLA24 START | 7.514 |
| HIERARCH ESO ISS PBLA24 END | 8.285 |
| HIERARCH ESO ISS PBL34 START | 165.327 |
| HIERARCH ESO ISS PBL34 END | 164.966 |
| HIERARCH ESO ISS PBLA34 START | 334.235 |
| HIERARCH ESO ISS PBLA34 END | 334.682 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007501 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007502 |
| HIERARCH ESO ISS AMBI TEMP | 15.46 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |