Exposure
- ID
- GRAVI.2025-04-24T07:21:28.436_1
- Header ID
- GRAVI.2025-04-24T07:21:28.436
- Date updated
- 2025-04-24 07:35:36 UTC+0000
- Release date
- 2025-04-24 07:21:28 UTC+0000
- UTC Start
- 2025-04-24 07:21:28.436
- UTC End
- 2025-04-24 07:28:08.436
- MJD Start
- 60789.30657912
- MJD End
- 60789.31120874963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007347
- Ambient temperature (°C)
- 12.61
- Seeing (arcsec)
- 0.615
Observation
- ID
- 66960
- Category
- calibrator
- Program ID
- 115.28G0.003
- Program Title
- VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
- Program Type
- Normal
- PI / COI
- LU / KRAUS / GARDNER
Target
- ID
- 49781
- Name
- HD_115840
- RA
- 200.109881
- DEC
- -47.54571
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 87.4450 | 87.2460 | 155.0000 | 156.5000 |
| A0-J2 | 111.5010 | 110.5800 | 136.1000 | 137.9000 |
| A0-K0 | 95.6490 | 94.0430 | 112.8740 | 114.5850 |
| G1-J2 | 40.3390 | 39.4740 | 91.6000 | 92.9000 |
| G1-K0 | 66.1990 | 65.2140 | 50.5710 | 51.1570 |
| J2-K0 | 44.4860 | 44.3850 | 14.0600 | 14.8400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28G0.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60789.30657912 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 115840 |
| HIERARCH ESO INS SOBJ NAME | HD_115840 |
| RA | 200.109881 |
| DEC | -47.54571 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 87.445 |
| HIERARCH ESO ISS PBL12 END | 87.246 |
| HIERARCH ESO ISS PBLA12 START | 155.0 |
| HIERARCH ESO ISS PBLA12 END | 156.5 |
| HIERARCH ESO ISS PBL13 START | 111.501 |
| HIERARCH ESO ISS PBL13 END | 110.58 |
| HIERARCH ESO ISS PBLA13 START | 136.1 |
| HIERARCH ESO ISS PBLA13 END | 137.9 |
| HIERARCH ESO ISS PBL14 START | 95.649 |
| HIERARCH ESO ISS PBL14 END | 94.043 |
| HIERARCH ESO ISS PBLA14 START | 112.874 |
| HIERARCH ESO ISS PBLA14 END | 114.585 |
| HIERARCH ESO ISS PBL23 START | 40.339 |
| HIERARCH ESO ISS PBL23 END | 39.474 |
| HIERARCH ESO ISS PBLA23 START | 91.6 |
| HIERARCH ESO ISS PBLA23 END | 92.9 |
| HIERARCH ESO ISS PBL24 START | 66.199 |
| HIERARCH ESO ISS PBL24 END | 65.214 |
| HIERARCH ESO ISS PBLA24 START | 50.571 |
| HIERARCH ESO ISS PBLA24 END | 51.157 |
| HIERARCH ESO ISS PBL34 START | 44.486 |
| HIERARCH ESO ISS PBL34 END | 44.385 |
| HIERARCH ESO ISS PBLA34 START | 14.06 |
| HIERARCH ESO ISS PBLA34 END | 14.84 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007634 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00706 |
| HIERARCH ESO ISS AMBI TEMP | 12.61 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |