Exposure
- ID
- GRAVI.2025-05-12T00:59:44.112_2
- Header ID
- GRAVI.2025-05-12T00:59:44.112
- Date updated
- 2025-05-12 19:40:47 UTC+0000
- Release date
- 2025-05-12 19:40:46 UTC+0000
- UTC Start
- 2025-05-12 00:59:44.112
- UTC End
- 2025-05-12 01:05:04.112
- MJD Start
- 60807.04148278
- MJD End
- 60807.0451864837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007287500000000001
- Ambient temperature (°C)
- 17.92
- Seeing (arcsec)
- 0.54
Observation
- ID
- 67239
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 43547
- Name
- P0259_A
- RA
- 178.10155833333332
- DEC
- 7.544821944444444
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 | 48.8250 | 49.1560 | 28.6000 | 29.1000 |
| U1-U3 | 89.7170 | 90.4120 | 35.7000 | 36.1000 |
| U1-U4 | 123.4080 | 124.2870 | 64.2850 | 64.3010 |
| U2-U3 | 41.7040 | 42.0520 | 44.0000 | 44.3000 |
| U2-U4 | 88.4810 | 88.7690 | 83.0790 | 82.9210 |
| U3-U4 | 61.9700 | 61.7710 | 108.1890 | 108.0690 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60807.04148278 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0259_B |
| HIERARCH ESO INS SOBJ NAME | P0259_B |
| RA | 178.102135 |
| DEC | 7.54743 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 48.825 |
| HIERARCH ESO ISS PBL12 END | 49.156 |
| HIERARCH ESO ISS PBLA12 START | 28.6 |
| HIERARCH ESO ISS PBLA12 END | 29.1 |
| HIERARCH ESO ISS PBL13 START | 89.717 |
| HIERARCH ESO ISS PBL13 END | 90.412 |
| HIERARCH ESO ISS PBLA13 START | 35.7 |
| HIERARCH ESO ISS PBLA13 END | 36.1 |
| HIERARCH ESO ISS PBL14 START | 123.408 |
| HIERARCH ESO ISS PBL14 END | 124.287 |
| HIERARCH ESO ISS PBLA14 START | 64.285 |
| HIERARCH ESO ISS PBLA14 END | 64.301 |
| HIERARCH ESO ISS PBL23 START | 41.704 |
| HIERARCH ESO ISS PBL23 END | 42.052 |
| HIERARCH ESO ISS PBLA23 START | 44.0 |
| HIERARCH ESO ISS PBLA23 END | 44.3 |
| HIERARCH ESO ISS PBL24 START | 88.481 |
| HIERARCH ESO ISS PBL24 END | 88.769 |
| HIERARCH ESO ISS PBLA24 START | 83.079 |
| HIERARCH ESO ISS PBLA24 END | 82.921 |
| HIERARCH ESO ISS PBL34 START | 61.97 |
| HIERARCH ESO ISS PBL34 END | 61.771 |
| HIERARCH ESO ISS PBLA34 START | 108.189 |
| HIERARCH ESO ISS PBLA34 END | 108.069 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007033 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007542 |
| HIERARCH ESO ISS AMBI TEMP | 17.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | P0259_A |
| HIERARCH ESO FT ROBJ ALPHA | 115224.374 |
| HIERARCH ESO FT ROBJ DELTA | 073241.359 |