Exposure
- ID
- GRAVI.2025-03-15T00:00:45.743_1
- Header ID
- GRAVI.2025-03-15T00:00:45.743
- Date updated
- 2025-03-15 00:10:40 UTC+0000
- Release date
- 2025-03-15 00:00:45 UTC+0000
- UTC Start
- 2025-03-15 00:00:45.743
- UTC End
- 2025-03-15 00:01:17.743
- MJD Start
- 60749.00052943
- MJD End
- 60749.00089980037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006706
- Ambient temperature (°C)
- 13.25
- Seeing (arcsec)
- 0.69
Observation
- ID
- 65048
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 48434
- Name
- HD_52574
- RA
- 104.964861
- DEC
- -41.00126
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.9130 | 54.8960 | 25.8000 | 25.9000 |
| U1-U3 | 99.9000 | 99.8650 | 32.2000 | 32.3000 |
| U1-U4 | 129.4090 | 129.3720 | 59.8770 | 60.0100 |
| U2-U3 | 45.7450 | 45.7280 | 39.9000 | 40.0000 |
| U2-U4 | 89.4250 | 89.4220 | 80.0270 | 80.1690 |
| U3-U4 | 61.9280 | 61.9500 | 108.4660 | 108.6020 |
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 | 60749.00052943 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 52574 |
| HIERARCH ESO INS SOBJ NAME | HD_52574 |
| RA | 104.964861 |
| DEC | -41.00126 |
| 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 | 54.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 54.913 |
| HIERARCH ESO ISS PBL12 END | 54.896 |
| HIERARCH ESO ISS PBLA12 START | 25.8 |
| HIERARCH ESO ISS PBLA12 END | 25.9 |
| HIERARCH ESO ISS PBL13 START | 99.9 |
| HIERARCH ESO ISS PBL13 END | 99.865 |
| HIERARCH ESO ISS PBLA13 START | 32.2 |
| HIERARCH ESO ISS PBLA13 END | 32.3 |
| HIERARCH ESO ISS PBL14 START | 129.409 |
| HIERARCH ESO ISS PBL14 END | 129.372 |
| HIERARCH ESO ISS PBLA14 START | 59.877 |
| HIERARCH ESO ISS PBLA14 END | 60.01 |
| HIERARCH ESO ISS PBL23 START | 45.745 |
| HIERARCH ESO ISS PBL23 END | 45.728 |
| HIERARCH ESO ISS PBLA23 START | 39.9 |
| HIERARCH ESO ISS PBLA23 END | 40.0 |
| HIERARCH ESO ISS PBL24 START | 89.425 |
| HIERARCH ESO ISS PBL24 END | 89.422 |
| HIERARCH ESO ISS PBLA24 START | 80.027 |
| HIERARCH ESO ISS PBLA24 END | 80.169 |
| HIERARCH ESO ISS PBL34 START | 61.928 |
| HIERARCH ESO ISS PBL34 END | 61.95 |
| HIERARCH ESO ISS PBLA34 START | 108.466 |
| HIERARCH ESO ISS PBLA34 END | 108.602 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006706 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006706 |
| HIERARCH ESO ISS AMBI TEMP | 13.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |