Exposure
- ID
- GRAVI.2025-10-01T23:40:20.441_1
- Header ID
- GRAVI.2025-10-01T23:40:20.441
- Date updated
- 2025-10-01 23:46:08 UTC+0000
- Release date
- 2025-10-01 23:40:20 UTC+0000
- UTC Start
- 2025-10-01 23:40:20.441
- UTC End
- 2025-10-01 23:40:52.441
- MJD Start
- 60949.9863477
- MJD End
- 60949.98671807037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042439999999999995
- Ambient temperature (°C)
- 13.63
- Seeing (arcsec)
- 0.86
Observation
- ID
- 70535
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52305
- Name
- HD_195659
- RA
- 308.566186
- DEC
- -43.44835
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.4690 | 86.5390 | 106.4000 | 106.5000 |
| A0-J2 | 127.0290 | 127.0930 | 83.4000 | 83.6000 |
| A0-K0 | 127.8100 | 127.8250 | 62.8610 | 63.0130 |
| G1-J2 | 58.1540 | 58.1480 | 48.0000 | 48.2000 |
| G1-K0 | 88.2210 | 88.2020 | 20.4200 | 20.5360 |
| J2-K0 | 45.5250 | 45.5370 | 344.1210 | 344.2130 |
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 | 60949.9863477 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 195659 |
| HIERARCH ESO INS SOBJ NAME | HD_195659 |
| RA | 308.566186 |
| DEC | -43.44835 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 86.469 |
| HIERARCH ESO ISS PBL12 END | 86.539 |
| HIERARCH ESO ISS PBLA12 START | 106.4 |
| HIERARCH ESO ISS PBLA12 END | 106.5 |
| HIERARCH ESO ISS PBL13 START | 127.029 |
| HIERARCH ESO ISS PBL13 END | 127.093 |
| HIERARCH ESO ISS PBLA13 START | 83.4 |
| HIERARCH ESO ISS PBLA13 END | 83.6 |
| HIERARCH ESO ISS PBL14 START | 127.81 |
| HIERARCH ESO ISS PBL14 END | 127.825 |
| HIERARCH ESO ISS PBLA14 START | 62.861 |
| HIERARCH ESO ISS PBLA14 END | 63.013 |
| HIERARCH ESO ISS PBL23 START | 58.154 |
| HIERARCH ESO ISS PBL23 END | 58.148 |
| HIERARCH ESO ISS PBLA23 START | 48.0 |
| HIERARCH ESO ISS PBLA23 END | 48.2 |
| HIERARCH ESO ISS PBL24 START | 88.221 |
| HIERARCH ESO ISS PBL24 END | 88.202 |
| HIERARCH ESO ISS PBLA24 START | 20.42 |
| HIERARCH ESO ISS PBLA24 END | 20.536 |
| HIERARCH ESO ISS PBL34 START | 45.525 |
| HIERARCH ESO ISS PBL34 END | 45.537 |
| HIERARCH ESO ISS PBLA34 START | 344.121 |
| HIERARCH ESO ISS PBLA34 END | 344.213 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004073 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004415 |
| HIERARCH ESO ISS AMBI TEMP | 13.63 |
| HIERARCH ESO ISS AMBI FWHM START | 0.84 |
| HIERARCH ESO ISS AMBI FWHM END | 0.88 |