Exposure
- ID
- GRAVI.2025-11-10T00:46:17.084_1
- Header ID
- GRAVI.2025-11-10T00:46:17.084
- Date updated
- 2025-11-10 01:00:55 UTC+0000
- Release date
- 2025-11-10 00:46:17 UTC+0000
- UTC Start
- 2025-11-10 00:46:17.084
- UTC End
- 2025-11-10 00:50:33.084
- MJD Start
- 60989.03214218
- MJD End
- 60989.03510514297
- Exposure time (s)
- 256.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063465
- Ambient temperature (°C)
- 14.62
- Seeing (arcsec)
- 0.7150000000000001
Observation
- ID
- 71369
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52990
- Name
- HD_220986
- RA
- 352.209227
- DEC
- -59.43673
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.8690 | 48.6890 | 29.5000 | 30.4000 |
| U1-U3 | 90.3570 | 89.9910 | 36.4000 | 37.3000 |
| U1-U4 | 125.5300 | 125.1310 | 63.3850 | 64.5090 |
| U2-U3 | 42.2390 | 42.0630 | 44.3000 | 45.2000 |
| U2-U4 | 89.2190 | 89.1360 | 81.1610 | 82.3670 |
| U3-U4 | 60.9600 | 61.1200 | 105.7390 | 106.9090 |
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 | 60989.03214218 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 220986 |
| HIERARCH ESO INS SOBJ NAME | HD_220986 |
| RA | 352.209227 |
| 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 | 48.869 |
| HIERARCH ESO ISS PBL12 END | 48.689 |
| HIERARCH ESO ISS PBLA12 START | 29.5 |
| HIERARCH ESO ISS PBLA12 END | 30.4 |
| HIERARCH ESO ISS PBL13 START | 90.357 |
| HIERARCH ESO ISS PBL13 END | 89.991 |
| HIERARCH ESO ISS PBLA13 START | 36.4 |
| HIERARCH ESO ISS PBLA13 END | 37.3 |
| HIERARCH ESO ISS PBL14 START | 125.53 |
| HIERARCH ESO ISS PBL14 END | 125.131 |
| HIERARCH ESO ISS PBLA14 START | 63.385 |
| HIERARCH ESO ISS PBLA14 END | 64.509 |
| HIERARCH ESO ISS PBL23 START | 42.239 |
| HIERARCH ESO ISS PBL23 END | 42.063 |
| HIERARCH ESO ISS PBLA23 START | 44.3 |
| HIERARCH ESO ISS PBLA23 END | 45.2 |
| HIERARCH ESO ISS PBL24 START | 89.219 |
| HIERARCH ESO ISS PBL24 END | 89.136 |
| HIERARCH ESO ISS PBLA24 START | 81.161 |
| HIERARCH ESO ISS PBLA24 END | 82.367 |
| HIERARCH ESO ISS PBL34 START | 60.96 |
| HIERARCH ESO ISS PBL34 END | 61.12 |
| HIERARCH ESO ISS PBLA34 START | 105.739 |
| HIERARCH ESO ISS PBLA34 END | 106.909 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00642 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006273 |
| HIERARCH ESO ISS AMBI TEMP | 14.62 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.67 |