Exposure
- ID
- GRAVI.2025-11-10T01:37:38.215_1
- Header ID
- GRAVI.2025-11-10T01:37:38.215
- Date updated
- 2025-11-10 01:56:15 UTC+0000
- Release date
- 2025-11-10 01:37:38 UTC+0000
- UTC Start
- 2025-11-10 01:37:38.215
- UTC End
- 2025-11-10 01:41:54.215
- MJD Start
- 60989.06780341
- MJD End
- 60989.07076637296
- Exposure time (s)
- 256.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005659
- Ambient temperature (°C)
- 13.88
- Seeing (arcsec)
- 0.6
Observation
- ID
- 71375
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52996
- Name
- HD_220986
- RA
- 352.209243
- DEC
- -59.43675
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.9790 | 46.7390 | 37.2000 | 38.0000 |
| U1-U3 | 86.5220 | 86.0370 | 44.5000 | 45.4000 |
| U1-U4 | 121.1360 | 120.5560 | 73.6600 | 74.7820 |
| U2-U3 | 40.3820 | 40.1470 | 53.1000 | 54.0000 |
| U2-U4 | 87.9380 | 87.7300 | 92.1920 | 93.3970 |
| U3-U4 | 62.0690 | 62.1440 | 116.4190 | 117.5830 |
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 | 60989.06780341 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 220986 |
| HIERARCH ESO INS SOBJ NAME | HD_220986 |
| RA | 352.209243 |
| DEC | -59.43675 |
| 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 | 46.979 |
| HIERARCH ESO ISS PBL12 END | 46.739 |
| HIERARCH ESO ISS PBLA12 START | 37.2 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 86.522 |
| HIERARCH ESO ISS PBL13 END | 86.037 |
| HIERARCH ESO ISS PBLA13 START | 44.5 |
| HIERARCH ESO ISS PBLA13 END | 45.4 |
| HIERARCH ESO ISS PBL14 START | 121.136 |
| HIERARCH ESO ISS PBL14 END | 120.556 |
| HIERARCH ESO ISS PBLA14 START | 73.66 |
| HIERARCH ESO ISS PBLA14 END | 74.782 |
| HIERARCH ESO ISS PBL23 START | 40.382 |
| HIERARCH ESO ISS PBL23 END | 40.147 |
| HIERARCH ESO ISS PBLA23 START | 53.1 |
| HIERARCH ESO ISS PBLA23 END | 54.0 |
| HIERARCH ESO ISS PBL24 START | 87.938 |
| HIERARCH ESO ISS PBL24 END | 87.73 |
| HIERARCH ESO ISS PBLA24 START | 92.192 |
| HIERARCH ESO ISS PBLA24 END | 93.397 |
| HIERARCH ESO ISS PBL34 START | 62.069 |
| HIERARCH ESO ISS PBL34 END | 62.144 |
| HIERARCH ESO ISS PBLA34 START | 116.419 |
| HIERARCH ESO ISS PBLA34 END | 117.583 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005615 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005703 |
| HIERARCH ESO ISS AMBI TEMP | 13.88 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |