Exposure
- ID
- GRAVI.2025-08-11T23:47:38.240_1
- Header ID
- GRAVI.2025-08-11T23:47:38.240
- Date updated
- 2025-08-11 23:55:37 UTC+0000
- Release date
- 2025-08-11 23:47:38 UTC+0000
- UTC Start
- 2025-08-11 23:47:38.240
- UTC End
- 2025-08-11 23:47:54.240
- MJD Start
- 60898.99141482
- MJD End
- 60898.99160000518
- Exposure time (s)
- 16.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003058
- Ambient temperature (°C)
- 13.87
- Seeing (arcsec)
- 1.31
Observation
- ID
- 69951
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 51911
- Name
- HD_143900
- RA
- 240.975453
- DEC
- -24.72628
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.2640 | 25.2620 | 145.1000 | 145.2000 |
| A0-D0 | 31.8770 | 31.8710 | 73.4000 | 73.5000 |
| A0-C1 | 22.5490 | 22.5460 | 118.5740 | 118.6380 |
| B2-D0 | 33.9000 | 33.8980 | 28.4000 | 28.4000 |
| B2-C1 | 11.2920 | 11.2920 | 28.3190 | 28.3720 |
| D0-C1 | 22.6070 | 22.6060 | 208.3820 | 208.4360 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60898.99141482 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 143900 |
| HIERARCH ESO INS SOBJ NAME | HD_143900 |
| RA | 240.975453 |
| DEC | -24.72628 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 34.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 25.264 |
| HIERARCH ESO ISS PBL12 END | 25.262 |
| HIERARCH ESO ISS PBLA12 START | 145.1 |
| HIERARCH ESO ISS PBLA12 END | 145.2 |
| HIERARCH ESO ISS PBL13 START | 31.877 |
| HIERARCH ESO ISS PBL13 END | 31.871 |
| HIERARCH ESO ISS PBLA13 START | 73.4 |
| HIERARCH ESO ISS PBLA13 END | 73.5 |
| HIERARCH ESO ISS PBL14 START | 22.549 |
| HIERARCH ESO ISS PBL14 END | 22.546 |
| HIERARCH ESO ISS PBLA14 START | 118.574 |
| HIERARCH ESO ISS PBLA14 END | 118.638 |
| HIERARCH ESO ISS PBL23 START | 33.9 |
| HIERARCH ESO ISS PBL23 END | 33.898 |
| HIERARCH ESO ISS PBLA23 START | 28.4 |
| HIERARCH ESO ISS PBLA23 END | 28.4 |
| HIERARCH ESO ISS PBL24 START | 11.292 |
| HIERARCH ESO ISS PBL24 END | 11.292 |
| HIERARCH ESO ISS PBLA24 START | 28.319 |
| HIERARCH ESO ISS PBLA24 END | 28.372 |
| HIERARCH ESO ISS PBL34 START | 22.607 |
| HIERARCH ESO ISS PBL34 END | 22.606 |
| HIERARCH ESO ISS PBLA34 START | 208.382 |
| HIERARCH ESO ISS PBLA34 END | 208.436 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003058 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003058 |
| HIERARCH ESO ISS AMBI TEMP | 13.87 |
| HIERARCH ESO ISS AMBI FWHM START | 1.31 |
| HIERARCH ESO ISS AMBI FWHM END | 1.31 |