Exposure
- ID
- GRAVI.2025-04-11T08:06:24.596_1
- Header ID
- GRAVI.2025-04-11T08:06:24.596
- Date updated
- 2025-04-11 08:15:44 UTC+0000
- Release date
- 2025-04-11 08:06:24 UTC+0000
- UTC Start
- 2025-04-11 08:06:24.596
- UTC End
- 2025-04-11 08:06:56.596
- MJD Start
- 60776.33778468
- MJD End
- 60776.33815505037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003555
- Ambient temperature (°C)
- 12.35
- Seeing (arcsec)
- 0.8
Observation
- ID
- 66255
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 49319
- Name
- HD_137730
- RA
- 232.383481
- DEC
- -46.90749
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.5700 | 50.5320 | 36.6000 | 36.7000 |
| U1-U3 | 91.6240 | 91.5450 | 43.7000 | 43.8000 |
| U1-U4 | 120.4530 | 120.3340 | 74.2500 | 74.3870 |
| U2-U3 | 41.9090 | 41.8680 | 52.3000 | 52.4000 |
| U2-U4 | 86.1140 | 86.0540 | 95.2500 | 95.4060 |
| U3-U4 | 62.3650 | 62.3570 | 122.5020 | 122.6590 |
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 | 60776.33778468 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 137730 |
| HIERARCH ESO INS SOBJ NAME | HD_137730 |
| RA | 232.383481 |
| DEC | -46.90749 |
| 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 | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 50.57 |
| HIERARCH ESO ISS PBL12 END | 50.532 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 36.7 |
| HIERARCH ESO ISS PBL13 START | 91.624 |
| HIERARCH ESO ISS PBL13 END | 91.545 |
| HIERARCH ESO ISS PBLA13 START | 43.7 |
| HIERARCH ESO ISS PBLA13 END | 43.8 |
| HIERARCH ESO ISS PBL14 START | 120.453 |
| HIERARCH ESO ISS PBL14 END | 120.334 |
| HIERARCH ESO ISS PBLA14 START | 74.25 |
| HIERARCH ESO ISS PBLA14 END | 74.387 |
| HIERARCH ESO ISS PBL23 START | 41.909 |
| HIERARCH ESO ISS PBL23 END | 41.868 |
| HIERARCH ESO ISS PBLA23 START | 52.3 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 86.114 |
| HIERARCH ESO ISS PBL24 END | 86.054 |
| HIERARCH ESO ISS PBLA24 START | 95.25 |
| HIERARCH ESO ISS PBLA24 END | 95.406 |
| HIERARCH ESO ISS PBL34 START | 62.365 |
| HIERARCH ESO ISS PBL34 END | 62.357 |
| HIERARCH ESO ISS PBLA34 START | 122.502 |
| HIERARCH ESO ISS PBLA34 END | 122.659 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003555 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003555 |
| HIERARCH ESO ISS AMBI TEMP | 12.35 |
| HIERARCH ESO ISS AMBI FWHM START | 0.8 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |