Exposure
- ID
- GRAVI.2025-04-11T08:12:06.611_1
- Header ID
- GRAVI.2025-04-11T08:12:06.611
- Date updated
- 2025-04-11 08:20:38 UTC+0000
- Release date
- 2025-04-11 08:12:06 UTC+0000
- UTC Start
- 2025-04-11 08:12:06.611
- UTC End
- 2025-04-11 08:12:38.611
- MJD Start
- 60776.34174318
- MJD End
- 60776.34211355037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003555
- Ambient temperature (°C)
- 12.38
- Seeing (arcsec)
- 0.68
Observation
- ID
- 66258
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 49322
- Name
- HD_137730
- RA
- 232.383488
- DEC
- -46.90749
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 50.3080 | 50.2690 | 37.3000 | 37.4000 |
| U1-U3 | 91.0760 | 90.9940 | 44.4000 | 44.5000 |
| U1-U4 | 119.6250 | 119.5010 | 75.1870 | 75.3240 |
| U2-U3 | 41.6280 | 41.5860 | 53.0000 | 53.2000 |
| U2-U4 | 85.6940 | 85.6300 | 96.3230 | 96.4810 |
| U3-U4 | 62.3060 | 62.2970 | 123.5810 | 123.7400 |
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 | 60776.34174318 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 137730 |
| HIERARCH ESO INS SOBJ NAME | HD_137730 |
| RA | 232.383488 |
| DEC | -46.90749 |
| 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 | 50.308 |
| HIERARCH ESO ISS PBL12 END | 50.269 |
| HIERARCH ESO ISS PBLA12 START | 37.3 |
| HIERARCH ESO ISS PBLA12 END | 37.4 |
| HIERARCH ESO ISS PBL13 START | 91.076 |
| HIERARCH ESO ISS PBL13 END | 90.994 |
| HIERARCH ESO ISS PBLA13 START | 44.4 |
| HIERARCH ESO ISS PBLA13 END | 44.5 |
| HIERARCH ESO ISS PBL14 START | 119.625 |
| HIERARCH ESO ISS PBL14 END | 119.501 |
| HIERARCH ESO ISS PBLA14 START | 75.187 |
| HIERARCH ESO ISS PBLA14 END | 75.324 |
| HIERARCH ESO ISS PBL23 START | 41.628 |
| HIERARCH ESO ISS PBL23 END | 41.586 |
| HIERARCH ESO ISS PBLA23 START | 53.0 |
| HIERARCH ESO ISS PBLA23 END | 53.2 |
| HIERARCH ESO ISS PBL24 START | 85.694 |
| HIERARCH ESO ISS PBL24 END | 85.63 |
| HIERARCH ESO ISS PBLA24 START | 96.323 |
| HIERARCH ESO ISS PBLA24 END | 96.481 |
| HIERARCH ESO ISS PBL34 START | 62.306 |
| HIERARCH ESO ISS PBL34 END | 62.297 |
| HIERARCH ESO ISS PBLA34 START | 123.581 |
| HIERARCH ESO ISS PBLA34 END | 123.74 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003555 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003555 |
| HIERARCH ESO ISS AMBI TEMP | 12.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |