Exposure
- ID
- GRAVI.2025-11-10T00:59:20.118_1
- Header ID
- GRAVI.2025-11-10T00:59:20.118
- Date updated
- 2025-11-10 01:15:55 UTC+0000
- Release date
- 2025-11-10 00:59:20 UTC+0000
- UTC Start
- 2025-11-10 00:59:20.118
- UTC End
- 2025-11-10 01:03:36.118
- MJD Start
- 60989.04120507
- MJD End
- 60989.04416803297
- Exposure time (s)
- 256.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005837500000000001
- Ambient temperature (°C)
- 14.28
- Seeing (arcsec)
- 0.66
Observation
- ID
- 71370
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52991
- Name
- HD_220986
- RA
- 352.209215
- DEC
- -59.43673
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.4420 | 48.2480 | 31.5000 | 32.3000 |
| U1-U3 | 89.4880 | 89.0930 | 38.4000 | 39.3000 |
| U1-U4 | 124.5740 | 124.1310 | 65.9930 | 67.1110 |
| U2-U3 | 41.8190 | 41.6290 | 46.5000 | 47.5000 |
| U2-U4 | 89.0050 | 88.8900 | 83.9580 | 85.1580 |
| U3-U4 | 61.3170 | 61.4540 | 108.4510 | 109.6140 |
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 | 60989.04120507 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 220986 |
| HIERARCH ESO INS SOBJ NAME | HD_220986 |
| RA | 352.209215 |
| DEC | -59.43673 |
| 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 | 48.442 |
| HIERARCH ESO ISS PBL12 END | 48.248 |
| HIERARCH ESO ISS PBLA12 START | 31.5 |
| HIERARCH ESO ISS PBLA12 END | 32.3 |
| HIERARCH ESO ISS PBL13 START | 89.488 |
| HIERARCH ESO ISS PBL13 END | 89.093 |
| HIERARCH ESO ISS PBLA13 START | 38.4 |
| HIERARCH ESO ISS PBLA13 END | 39.3 |
| HIERARCH ESO ISS PBL14 START | 124.574 |
| HIERARCH ESO ISS PBL14 END | 124.131 |
| HIERARCH ESO ISS PBLA14 START | 65.993 |
| HIERARCH ESO ISS PBLA14 END | 67.111 |
| HIERARCH ESO ISS PBL23 START | 41.819 |
| HIERARCH ESO ISS PBL23 END | 41.629 |
| HIERARCH ESO ISS PBLA23 START | 46.5 |
| HIERARCH ESO ISS PBLA23 END | 47.5 |
| HIERARCH ESO ISS PBL24 START | 89.005 |
| HIERARCH ESO ISS PBL24 END | 88.89 |
| HIERARCH ESO ISS PBLA24 START | 83.958 |
| HIERARCH ESO ISS PBLA24 END | 85.158 |
| HIERARCH ESO ISS PBL34 START | 61.317 |
| HIERARCH ESO ISS PBL34 END | 61.454 |
| HIERARCH ESO ISS PBLA34 START | 108.451 |
| HIERARCH ESO ISS PBLA34 END | 109.614 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006412 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005263 |
| HIERARCH ESO ISS AMBI TEMP | 14.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |