Exposure
- ID
- GRAVI.2025-11-10T01:08:08.140_1
- Header ID
- GRAVI.2025-11-10T01:08:08.140
- Date updated
- 2025-11-10 01:25:45 UTC+0000
- Release date
- 2025-11-10 01:08:08 UTC+0000
- UTC Start
- 2025-11-10 01:08:08.140
- UTC End
- 2025-11-10 01:12:24.140
- MJD Start
- 60989.04731644
- MJD End
- 60989.05027940297
- Exposure time (s)
- 256.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004732500000000001
- Ambient temperature (°C)
- 13.92
- Seeing (arcsec)
- 0.785
Observation
- ID
- 71371
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52992
- Name
- HD_220986
- RA
- 352.209232
- DEC
- -59.43673
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.1340 | 47.9300 | 32.8000 | 33.6000 |
| U1-U3 | 88.8620 | 88.4470 | 39.8000 | 40.7000 |
| U1-U4 | 123.8690 | 123.3940 | 67.7500 | 68.8690 |
| U2-U3 | 41.5170 | 41.3160 | 48.0000 | 49.0000 |
| U2-U4 | 88.8180 | 88.6810 | 85.8440 | 87.0450 |
| U3-U4 | 61.5280 | 61.6500 | 110.2780 | 111.4410 |
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 | 60989.04731644 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 220986 |
| HIERARCH ESO INS SOBJ NAME | HD_220986 |
| RA | 352.209232 |
| 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 | 48.134 |
| HIERARCH ESO ISS PBL12 END | 47.93 |
| HIERARCH ESO ISS PBLA12 START | 32.8 |
| HIERARCH ESO ISS PBLA12 END | 33.6 |
| HIERARCH ESO ISS PBL13 START | 88.862 |
| HIERARCH ESO ISS PBL13 END | 88.447 |
| HIERARCH ESO ISS PBLA13 START | 39.8 |
| HIERARCH ESO ISS PBLA13 END | 40.7 |
| HIERARCH ESO ISS PBL14 START | 123.869 |
| HIERARCH ESO ISS PBL14 END | 123.394 |
| HIERARCH ESO ISS PBLA14 START | 67.75 |
| HIERARCH ESO ISS PBLA14 END | 68.869 |
| HIERARCH ESO ISS PBL23 START | 41.517 |
| HIERARCH ESO ISS PBL23 END | 41.316 |
| HIERARCH ESO ISS PBLA23 START | 48.0 |
| HIERARCH ESO ISS PBLA23 END | 49.0 |
| HIERARCH ESO ISS PBL24 START | 88.818 |
| HIERARCH ESO ISS PBL24 END | 88.681 |
| HIERARCH ESO ISS PBLA24 START | 85.844 |
| HIERARCH ESO ISS PBLA24 END | 87.045 |
| HIERARCH ESO ISS PBL34 START | 61.528 |
| HIERARCH ESO ISS PBL34 END | 61.65 |
| HIERARCH ESO ISS PBLA34 START | 110.278 |
| HIERARCH ESO ISS PBLA34 END | 111.441 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004463 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005002 |
| HIERARCH ESO ISS AMBI TEMP | 13.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |