Exposure
- ID
- GRAVI.2025-06-08T04:57:24.011_2
- Header ID
- GRAVI.2025-06-08T04:57:24.011
- Date updated
- 2025-06-08 05:05:53 UTC+0000
- Release date
- 2025-06-08 05:05:52 UTC+0000
- UTC Start
- 2025-06-08 04:57:24.011
- UTC End
- 2025-06-08 04:59:24.011
- MJD Start
- 60834.2065279
- MJD End
- 60834.20791678889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031875000000000002
- Ambient temperature (°C)
- 12.24
- Seeing (arcsec)
- 0.7849999999999999
Observation
- ID
- 67760
- Category
- science
- Program ID
- 60.A-9800(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 50398
- Name
- ga_019_A
- RA
- 261.29136666666665
- DEC
- -8.625136944444446
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.7080 | 54.7730 | 26.6000 | 26.8000 |
| U1-U3 | 99.4310 | 99.5670 | 33.1000 | 33.3000 |
| U1-U4 | 128.7610 | 128.9290 | 61.1740 | 61.3050 |
| U2-U3 | 45.4970 | 45.5650 | 40.9000 | 41.1000 |
| U2-U4 | 89.2880 | 89.3340 | 81.5230 | 81.6170 |
| U3-U4 | 62.2500 | 62.1970 | 109.9350 | 110.0420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9800(U) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60834.2065279 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ga_019 |
| HIERARCH ESO INS SOBJ NAME | ga_019_B |
| RA | 261.293827 |
| DEC | -8.62632 |
| HIERARCH ESO INS SPEC RES | LOW |
| 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 | 144.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 40 |
| HIERARCH ESO ISS PBL12 START | 54.708 |
| HIERARCH ESO ISS PBL12 END | 54.773 |
| HIERARCH ESO ISS PBLA12 START | 26.6 |
| HIERARCH ESO ISS PBLA12 END | 26.8 |
| HIERARCH ESO ISS PBL13 START | 99.431 |
| HIERARCH ESO ISS PBL13 END | 99.567 |
| HIERARCH ESO ISS PBLA13 START | 33.1 |
| HIERARCH ESO ISS PBLA13 END | 33.3 |
| HIERARCH ESO ISS PBL14 START | 128.761 |
| HIERARCH ESO ISS PBL14 END | 128.929 |
| HIERARCH ESO ISS PBLA14 START | 61.174 |
| HIERARCH ESO ISS PBLA14 END | 61.305 |
| HIERARCH ESO ISS PBL23 START | 45.497 |
| HIERARCH ESO ISS PBL23 END | 45.565 |
| HIERARCH ESO ISS PBLA23 START | 40.9 |
| HIERARCH ESO ISS PBLA23 END | 41.1 |
| HIERARCH ESO ISS PBL24 START | 89.288 |
| HIERARCH ESO ISS PBL24 END | 89.334 |
| HIERARCH ESO ISS PBLA24 START | 81.523 |
| HIERARCH ESO ISS PBLA24 END | 81.617 |
| HIERARCH ESO ISS PBL34 START | 62.25 |
| HIERARCH ESO ISS PBL34 END | 62.197 |
| HIERARCH ESO ISS PBLA34 START | 109.935 |
| HIERARCH ESO ISS PBLA34 END | 110.042 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003477 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002898 |
| HIERARCH ESO ISS AMBI TEMP | 12.24 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |
| HIERARCH ESO FT ROBJ NAME | ga_019_A |
| HIERARCH ESO FT ROBJ ALPHA | 172509.928 |
| HIERARCH ESO FT ROBJ DELTA | -083730.493 |