Exposure
- ID
- GRAVI.2025-08-30T23:28:33.050_1
- Header ID
- GRAVI.2025-08-30T23:28:33.050
- Date updated
- 2025-08-30 23:35:43 UTC+0000
- Release date
- 2025-08-30 23:28:33 UTC+0000
- UTC Start
- 2025-08-30 23:28:33.050
- UTC End
- 2025-08-30 23:29:05.050
- MJD Start
- 60917.9781603
- MJD End
- 60917.97853067037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001191
- Ambient temperature (°C)
- 0.9
- Seeing (arcsec)
- 2.77
Observation
- ID
- 70157
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52056
- Name
- HD_155571
- RA
- 258.705652
- DEC
- -47.91104
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.4410 | 89.4730 | 115.5000 | 115.7000 |
| A0-J2 | 129.2350 | 129.2330 | 94.0000 | 94.2000 |
| A0-K0 | 126.5270 | 126.4780 | 73.8570 | 74.0250 |
| G1-J2 | 56.4490 | 56.4180 | 58.6000 | 58.8000 |
| G1-K0 | 84.2130 | 84.1720 | 28.9840 | 29.1070 |
| J2-K0 | 44.8650 | 44.8730 | 350.5390 | 350.6520 |
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 | 60917.9781603 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 155571 |
| HIERARCH ESO INS SOBJ NAME | HD_155571 |
| RA | 258.705652 |
| DEC | -47.91104 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 89.441 |
| HIERARCH ESO ISS PBL12 END | 89.473 |
| HIERARCH ESO ISS PBLA12 START | 115.5 |
| HIERARCH ESO ISS PBLA12 END | 115.7 |
| HIERARCH ESO ISS PBL13 START | 129.235 |
| HIERARCH ESO ISS PBL13 END | 129.233 |
| HIERARCH ESO ISS PBLA13 START | 94.0 |
| HIERARCH ESO ISS PBLA13 END | 94.2 |
| HIERARCH ESO ISS PBL14 START | 126.527 |
| HIERARCH ESO ISS PBL14 END | 126.478 |
| HIERARCH ESO ISS PBLA14 START | 73.857 |
| HIERARCH ESO ISS PBLA14 END | 74.025 |
| HIERARCH ESO ISS PBL23 START | 56.449 |
| HIERARCH ESO ISS PBL23 END | 56.418 |
| HIERARCH ESO ISS PBLA23 START | 58.6 |
| HIERARCH ESO ISS PBLA23 END | 58.8 |
| HIERARCH ESO ISS PBL24 START | 84.213 |
| HIERARCH ESO ISS PBL24 END | 84.172 |
| HIERARCH ESO ISS PBLA24 START | 28.984 |
| HIERARCH ESO ISS PBLA24 END | 29.107 |
| HIERARCH ESO ISS PBL34 START | 44.865 |
| HIERARCH ESO ISS PBL34 END | 44.873 |
| HIERARCH ESO ISS PBLA34 START | 350.539 |
| HIERARCH ESO ISS PBLA34 END | 350.652 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001191 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001191 |
| HIERARCH ESO ISS AMBI TEMP | 0.9 |
| HIERARCH ESO ISS AMBI FWHM START | 2.64 |
| HIERARCH ESO ISS AMBI FWHM END | 2.9 |