Exposure
- ID
- GRAVI.2025-08-25T02:36:03.875_1
- Header ID
- GRAVI.2025-08-25T02:36:03.875
- Date updated
- 2025-08-25 02:45:40 UTC+0000
- Release date
- 2025-08-25 02:36:03 UTC+0000
- UTC Start
- 2025-08-25 02:36:03.875
- UTC End
- 2025-08-25 02:36:35.875
- MJD Start
- 60912.10837818
- MJD End
- 60912.10874855037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001408
- Ambient temperature (°C)
- 5.73
- Seeing (arcsec)
- 1.545
Observation
- ID
- 70117
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52024
- Name
- HD_205844
- RA
- 324.763033
- DEC
- -39.52846
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 44.8030 | 44.8360 | 140.8000 | 140.9000 |
| A0-J2 | 122.6790 | 122.7860 | 77.8000 | 77.9000 |
| A0-J6 | 168.4660 | 168.4520 | 15.0760 | 15.1850 |
| B5-J2 | 109.8730 | 109.9220 | 56.5000 | 56.6000 |
| B5-J6 | 198.0160 | 198.0070 | 4.4970 | 4.5940 |
| J2-J6 | 156.4990 | 156.5790 | 330.9100 | 330.9850 |
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 | 60912.10837818 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 205844 |
| HIERARCH ESO INS SOBJ NAME | HD_205844 |
| RA | 324.763033 |
| DEC | -39.52846 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 50.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 44.803 |
| HIERARCH ESO ISS PBL12 END | 44.836 |
| HIERARCH ESO ISS PBLA12 START | 140.8 |
| HIERARCH ESO ISS PBLA12 END | 140.9 |
| HIERARCH ESO ISS PBL13 START | 122.679 |
| HIERARCH ESO ISS PBL13 END | 122.786 |
| HIERARCH ESO ISS PBLA13 START | 77.8 |
| HIERARCH ESO ISS PBLA13 END | 77.9 |
| HIERARCH ESO ISS PBL14 START | 168.466 |
| HIERARCH ESO ISS PBL14 END | 168.452 |
| HIERARCH ESO ISS PBLA14 START | 15.076 |
| HIERARCH ESO ISS PBLA14 END | 15.185 |
| HIERARCH ESO ISS PBL23 START | 109.873 |
| HIERARCH ESO ISS PBL23 END | 109.922 |
| HIERARCH ESO ISS PBLA23 START | 56.5 |
| HIERARCH ESO ISS PBLA23 END | 56.6 |
| HIERARCH ESO ISS PBL24 START | 198.016 |
| HIERARCH ESO ISS PBL24 END | 198.007 |
| HIERARCH ESO ISS PBLA24 START | 4.497 |
| HIERARCH ESO ISS PBLA24 END | 4.594 |
| HIERARCH ESO ISS PBL34 START | 156.499 |
| HIERARCH ESO ISS PBL34 END | 156.579 |
| HIERARCH ESO ISS PBLA34 START | 330.91 |
| HIERARCH ESO ISS PBLA34 END | 330.985 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001408 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001408 |
| HIERARCH ESO ISS AMBI TEMP | 5.73 |
| HIERARCH ESO ISS AMBI FWHM START | 1.39 |
| HIERARCH ESO ISS AMBI FWHM END | 1.7 |