Exposure
- ID
- GRAVI.2025-05-18T23:22:27.497_1
- Header ID
- GRAVI.2025-05-18T23:22:27.497
- Date updated
- 2025-05-18 23:30:53 UTC+0000
- Release date
- 2025-05-18 23:22:27 UTC+0000
- UTC Start
- 2025-05-18 23:22:27.497
- UTC End
- 2025-05-18 23:22:59.497
- MJD Start
- 60813.97392936
- MJD End
- 60813.97429973037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006889
- Ambient temperature (°C)
- 13.45
- Seeing (arcsec)
- 0.48
Observation
- ID
- 67433
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 50166
- Name
- HD_90170
- RA
- 155.91543
- DEC
- -41.95311
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 24.6150 | 24.6260 | 141.7000 | 141.9000 |
| A0-D0 | 31.8140 | 31.8040 | 72.4000 | 72.6000 |
| A0-C1 | 22.4580 | 22.4650 | 115.5570 | 115.6940 |
| B2-D0 | 32.6280 | 32.6160 | 27.5000 | 27.7000 |
| B2-C1 | 10.8680 | 10.8640 | 27.5050 | 27.6090 |
| D0-C1 | 21.7600 | 21.7510 | 207.5700 | 207.6750 |
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 | 60813.97392936 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 90170 |
| HIERARCH ESO INS SOBJ NAME | HD_90170 |
| RA | 155.91543 |
| DEC | -41.95311 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 24.615 |
| HIERARCH ESO ISS PBL12 END | 24.626 |
| HIERARCH ESO ISS PBLA12 START | 141.7 |
| HIERARCH ESO ISS PBLA12 END | 141.9 |
| HIERARCH ESO ISS PBL13 START | 31.814 |
| HIERARCH ESO ISS PBL13 END | 31.804 |
| HIERARCH ESO ISS PBLA13 START | 72.4 |
| HIERARCH ESO ISS PBLA13 END | 72.6 |
| HIERARCH ESO ISS PBL14 START | 22.458 |
| HIERARCH ESO ISS PBL14 END | 22.465 |
| HIERARCH ESO ISS PBLA14 START | 115.557 |
| HIERARCH ESO ISS PBLA14 END | 115.694 |
| HIERARCH ESO ISS PBL23 START | 32.628 |
| HIERARCH ESO ISS PBL23 END | 32.616 |
| HIERARCH ESO ISS PBLA23 START | 27.5 |
| HIERARCH ESO ISS PBLA23 END | 27.7 |
| HIERARCH ESO ISS PBL24 START | 10.868 |
| HIERARCH ESO ISS PBL24 END | 10.864 |
| HIERARCH ESO ISS PBLA24 START | 27.505 |
| HIERARCH ESO ISS PBLA24 END | 27.609 |
| HIERARCH ESO ISS PBL34 START | 21.76 |
| HIERARCH ESO ISS PBL34 END | 21.751 |
| HIERARCH ESO ISS PBLA34 START | 207.57 |
| HIERARCH ESO ISS PBLA34 END | 207.675 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006889 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006889 |
| HIERARCH ESO ISS AMBI TEMP | 13.45 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |