Exposure
- ID
- GRAVI.2025-09-06T06:36:25.134_1
- Header ID
- GRAVI.2025-09-06T06:36:25.134
- Date updated
- 2025-09-06 06:45:43 UTC+0000
- Release date
- 2025-09-06 06:36:25 UTC+0000
- UTC Start
- 2025-09-06 06:36:25.134
- UTC End
- 2025-09-06 06:36:57.134
- MJD Start
- 60924.2752909
- MJD End
- 60924.27566127037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001636
- Ambient temperature (°C)
- 9.88
- Seeing (arcsec)
- 1.4649999999999999
Observation
- ID
- 70190
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52087
- Name
- HD_224821
- RA
- 0.22682
- DEC
- -50.44673
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.1420 | 50.1070 | 35.5000 | 35.6000 |
| U1-U3 | 91.2930 | 91.2190 | 42.6000 | 42.7000 |
| U1-U4 | 121.9890 | 121.8870 | 72.5020 | 72.6470 |
| U2-U3 | 41.9960 | 41.9590 | 51.1000 | 51.2000 |
| U2-U4 | 87.3070 | 87.2620 | 92.7090 | 92.8720 |
| U3-U4 | 62.4650 | 62.4660 | 119.2150 | 119.3750 |
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 | 60924.2752909 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 224821 |
| HIERARCH ESO INS SOBJ NAME | HD_224821 |
| RA | 0.22682 |
| DEC | -50.44673 |
| 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 | 50.142 |
| HIERARCH ESO ISS PBL12 END | 50.107 |
| HIERARCH ESO ISS PBLA12 START | 35.5 |
| HIERARCH ESO ISS PBLA12 END | 35.6 |
| HIERARCH ESO ISS PBL13 START | 91.293 |
| HIERARCH ESO ISS PBL13 END | 91.219 |
| HIERARCH ESO ISS PBLA13 START | 42.6 |
| HIERARCH ESO ISS PBLA13 END | 42.7 |
| HIERARCH ESO ISS PBL14 START | 121.989 |
| HIERARCH ESO ISS PBL14 END | 121.887 |
| HIERARCH ESO ISS PBLA14 START | 72.502 |
| HIERARCH ESO ISS PBLA14 END | 72.647 |
| HIERARCH ESO ISS PBL23 START | 41.996 |
| HIERARCH ESO ISS PBL23 END | 41.959 |
| HIERARCH ESO ISS PBLA23 START | 51.1 |
| HIERARCH ESO ISS PBLA23 END | 51.2 |
| HIERARCH ESO ISS PBL24 START | 87.307 |
| HIERARCH ESO ISS PBL24 END | 87.262 |
| HIERARCH ESO ISS PBLA24 START | 92.709 |
| HIERARCH ESO ISS PBLA24 END | 92.872 |
| HIERARCH ESO ISS PBL34 START | 62.465 |
| HIERARCH ESO ISS PBL34 END | 62.466 |
| HIERARCH ESO ISS PBLA34 START | 119.215 |
| HIERARCH ESO ISS PBLA34 END | 119.375 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001636 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001636 |
| HIERARCH ESO ISS AMBI TEMP | 9.88 |
| HIERARCH ESO ISS AMBI FWHM START | 1.64 |
| HIERARCH ESO ISS AMBI FWHM END | 1.29 |