Exposure
- ID
- GRAVI.2025-07-09T10:02:00.048_1
- Header ID
- GRAVI.2025-07-09T10:02:00.048
- Date updated
- 2025-07-09 10:13:02 UTC+0000
- Release date
- 2025-07-09 10:02:00 UTC+0000
- UTC Start
- 2025-07-09 10:02:00.048
- UTC End
- 2025-07-09 10:02:32.048
- MJD Start
- 60865.41805611
- MJD End
- 60865.41842648037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006713
- Ambient temperature (°C)
- 13.76
- Seeing (arcsec)
- 0.75
Observation
- ID
- 68482
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 50917
- Name
- HD_224821
- RA
- 0.226665
- DEC
- -50.44644
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.1730 | 51.1430 | 32.2000 | 32.3000 |
| U1-U3 | 93.4240 | 93.3620 | 39.1000 | 39.2000 |
| U1-U4 | 124.8470 | 124.7670 | 67.9050 | 68.0510 |
| U2-U3 | 43.0610 | 43.0300 | 47.3000 | 47.4000 |
| U2-U4 | 88.4940 | 88.4640 | 87.6330 | 87.7930 |
| U3-U4 | 62.2690 | 62.2800 | 114.2320 | 114.3890 |
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 | 60865.41805611 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 224821 |
| HIERARCH ESO INS SOBJ NAME | HD_224821 |
| RA | 0.226665 |
| DEC | -50.44644 |
| 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 | 51.173 |
| HIERARCH ESO ISS PBL12 END | 51.143 |
| HIERARCH ESO ISS PBLA12 START | 32.2 |
| HIERARCH ESO ISS PBLA12 END | 32.3 |
| HIERARCH ESO ISS PBL13 START | 93.424 |
| HIERARCH ESO ISS PBL13 END | 93.362 |
| HIERARCH ESO ISS PBLA13 START | 39.1 |
| HIERARCH ESO ISS PBLA13 END | 39.2 |
| HIERARCH ESO ISS PBL14 START | 124.847 |
| HIERARCH ESO ISS PBL14 END | 124.767 |
| HIERARCH ESO ISS PBLA14 START | 67.905 |
| HIERARCH ESO ISS PBLA14 END | 68.051 |
| HIERARCH ESO ISS PBL23 START | 43.061 |
| HIERARCH ESO ISS PBL23 END | 43.03 |
| HIERARCH ESO ISS PBLA23 START | 47.3 |
| HIERARCH ESO ISS PBLA23 END | 47.4 |
| HIERARCH ESO ISS PBL24 START | 88.494 |
| HIERARCH ESO ISS PBL24 END | 88.464 |
| HIERARCH ESO ISS PBLA24 START | 87.633 |
| HIERARCH ESO ISS PBLA24 END | 87.793 |
| HIERARCH ESO ISS PBL34 START | 62.269 |
| HIERARCH ESO ISS PBL34 END | 62.28 |
| HIERARCH ESO ISS PBLA34 START | 114.232 |
| HIERARCH ESO ISS PBLA34 END | 114.389 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006626 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.0068 |
| HIERARCH ESO ISS AMBI TEMP | 13.76 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 0.73 |