Exposure
- ID
- GRAVI.2025-11-10T02:14:08.308_1
- Header ID
- GRAVI.2025-11-10T02:14:08.308
- Date updated
- 2025-11-10 02:30:41 UTC+0000
- Release date
- 2025-11-10 02:14:08 UTC+0000
- UTC Start
- 2025-11-10 02:14:08.308
- UTC End
- 2025-11-10 02:18:24.308
- MJD Start
- 60989.09315171
- MJD End
- 60989.09611467297
- Exposure time (s)
- 256.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0048565
- Ambient temperature (°C)
- 14.12
- Seeing (arcsec)
- 0.825
Observation
- ID
- 71378
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52999
- Name
- HD_31349
- RA
- 73.322807
- DEC
- -38.14408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4610 | 56.4680 | 353.5000 | 354.3000 |
| U1-U3 | 102.3910 | 102.3890 | 357.3000 | 358.2000 |
| U1-U4 | 119.3590 | 119.6340 | 15.3740 | 16.6990 |
| U2-U3 | 46.2120 | 46.2170 | 2.0000 | 3.0000 |
| U2-U4 | 70.2230 | 70.8100 | 32.8440 | 34.4270 |
| U3-U4 | 38.6730 | 39.5630 | 70.6560 | 71.9630 |
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 | 60989.09315171 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 31349 |
| HIERARCH ESO INS SOBJ NAME | HD_31349 |
| RA | 73.322807 |
| DEC | -38.14408 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 337.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 256 |
| HIERARCH ESO ISS PBL12 START | 56.461 |
| HIERARCH ESO ISS PBL12 END | 56.468 |
| HIERARCH ESO ISS PBLA12 START | 353.5 |
| HIERARCH ESO ISS PBLA12 END | 354.3 |
| HIERARCH ESO ISS PBL13 START | 102.391 |
| HIERARCH ESO ISS PBL13 END | 102.389 |
| HIERARCH ESO ISS PBLA13 START | 357.3 |
| HIERARCH ESO ISS PBLA13 END | 358.2 |
| HIERARCH ESO ISS PBL14 START | 119.359 |
| HIERARCH ESO ISS PBL14 END | 119.634 |
| HIERARCH ESO ISS PBLA14 START | 15.374 |
| HIERARCH ESO ISS PBLA14 END | 16.699 |
| HIERARCH ESO ISS PBL23 START | 46.212 |
| HIERARCH ESO ISS PBL23 END | 46.217 |
| HIERARCH ESO ISS PBLA23 START | 2.0 |
| HIERARCH ESO ISS PBLA23 END | 3.0 |
| HIERARCH ESO ISS PBL24 START | 70.223 |
| HIERARCH ESO ISS PBL24 END | 70.81 |
| HIERARCH ESO ISS PBLA24 START | 32.844 |
| HIERARCH ESO ISS PBLA24 END | 34.427 |
| HIERARCH ESO ISS PBL34 START | 38.673 |
| HIERARCH ESO ISS PBL34 END | 39.563 |
| HIERARCH ESO ISS PBLA34 START | 70.656 |
| HIERARCH ESO ISS PBLA34 END | 71.963 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004733 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00498 |
| HIERARCH ESO ISS AMBI TEMP | 14.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.8 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |