Exposure
- ID
- GRAVI.2024-06-25T01:10:29.065_2
- Header ID
- GRAVI.2024-06-25T01:10:29.065
- Date updated
- 2024-06-25 01:25:37 UTC+0000
- Release date
- 2025-06-25 01:25:36 UTC+0000
- UTC Start
- 2024-06-25 01:10:29.065
- UTC End
- 2024-06-25 01:17:09.065
- MJD Start
- 60486.04894751
- MJD End
- 60486.0535771396
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002756
- Ambient temperature (°C)
- 10.14
- Seeing (arcsec)
- 0.71
Observation
- ID
- 59767
- Category
- science
- Program ID
- 113.268P.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - MEASURING THE SPIN OF SGR A* BY MEANS OF DEEP GRAVITY INTERFEROMETRY
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / WIDMANN / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / BRANDNER / PERRIN / ROUSSELET-PERRAUT / GARCIA / MANG / PAUMARD / ECKART / VINCENT / BOURDAROT / LUTZ / STURM / CAO / HORROBIN / LE BOUQUIN / KREIDBERG /
Target
- ID
- 43558
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816666667
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 | 56.2340 | 56.2410 | 2.1000 | 3.1000 |
| U1-U3 | 100.8000 | 100.8620 | 7.0000 | 8.1000 |
| U1-U4 | 116.0470 | 116.8520 | 30.8630 | 32.3450 |
| U2-U3 | 45.0270 | 45.1020 | 13.1000 | 14.3000 |
| U2-U4 | 72.0360 | 73.1450 | 52.9350 | 54.4160 |
| U3-U4 | 47.2820 | 48.3410 | 90.5370 | 91.3540 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60486.04894751 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | IRS16SW |
| RA | 266.416938 |
| DEC | -29.00745 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 56.234 |
| HIERARCH ESO ISS PBL12 END | 56.241 |
| HIERARCH ESO ISS PBLA12 START | 2.1 |
| HIERARCH ESO ISS PBLA12 END | 3.1 |
| HIERARCH ESO ISS PBL13 START | 100.8 |
| HIERARCH ESO ISS PBL13 END | 100.862 |
| HIERARCH ESO ISS PBLA13 START | 7.0 |
| HIERARCH ESO ISS PBLA13 END | 8.1 |
| HIERARCH ESO ISS PBL14 START | 116.047 |
| HIERARCH ESO ISS PBL14 END | 116.852 |
| HIERARCH ESO ISS PBLA14 START | 30.863 |
| HIERARCH ESO ISS PBLA14 END | 32.345 |
| HIERARCH ESO ISS PBL23 START | 45.027 |
| HIERARCH ESO ISS PBL23 END | 45.102 |
| HIERARCH ESO ISS PBLA23 START | 13.1 |
| HIERARCH ESO ISS PBLA23 END | 14.3 |
| HIERARCH ESO ISS PBL24 START | 72.036 |
| HIERARCH ESO ISS PBL24 END | 73.145 |
| HIERARCH ESO ISS PBLA24 START | 52.935 |
| HIERARCH ESO ISS PBLA24 END | 54.416 |
| HIERARCH ESO ISS PBL34 START | 47.282 |
| HIERARCH ESO ISS PBL34 END | 48.341 |
| HIERARCH ESO ISS PBLA34 START | 90.537 |
| HIERARCH ESO ISS PBLA34 END | 91.354 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002742 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00277 |
| HIERARCH ESO ISS AMBI TEMP | 10.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.100 |
| HIERARCH ESO FT ROBJ DELTA | -290027.654 |