Exposure
- ID
- GRAVI.2024-06-24T05:13:48.112_2
- Header ID
- GRAVI.2024-06-24T05:13:48.112
- Date updated
- 2024-06-24 05:30:43 UTC+0000
- Release date
- 2025-06-24 05:30:43 UTC+0000
- UTC Start
- 2024-06-24 05:13:48.112
- UTC End
- 2024-06-24 05:19:48.112
- MJD Start
- 60485.21791796
- MJD End
- 60485.2220846267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002264
- Ambient temperature (°C)
- 9.49
- Seeing (arcsec)
- 1.245
Observation
- ID
- 59742
- 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
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
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 | 55.7170 | 55.5860 | 31.6000 | 32.2000 |
| U1-U3 | 100.6120 | 100.3070 | 38.0000 | 38.6000 |
| U1-U4 | 126.7730 | 126.0670 | 66.5970 | 67.2430 |
| U2-U3 | 45.6610 | 45.4850 | 45.8000 | 46.4000 |
| U2-U4 | 87.1650 | 86.6460 | 88.0810 | 88.8540 |
| U3-U4 | 61.5850 | 61.3440 | 117.9960 | 118.9010 |
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 | 60485.21791796 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416828 |
| DEC | -29.00731 |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 55.717 |
| HIERARCH ESO ISS PBL12 END | 55.586 |
| HIERARCH ESO ISS PBLA12 START | 31.6 |
| HIERARCH ESO ISS PBLA12 END | 32.2 |
| HIERARCH ESO ISS PBL13 START | 100.612 |
| HIERARCH ESO ISS PBL13 END | 100.307 |
| HIERARCH ESO ISS PBLA13 START | 38.0 |
| HIERARCH ESO ISS PBLA13 END | 38.6 |
| HIERARCH ESO ISS PBL14 START | 126.773 |
| HIERARCH ESO ISS PBL14 END | 126.067 |
| HIERARCH ESO ISS PBLA14 START | 66.597 |
| HIERARCH ESO ISS PBLA14 END | 67.243 |
| HIERARCH ESO ISS PBL23 START | 45.661 |
| HIERARCH ESO ISS PBL23 END | 45.485 |
| HIERARCH ESO ISS PBLA23 START | 45.8 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 87.165 |
| HIERARCH ESO ISS PBL24 END | 86.646 |
| HIERARCH ESO ISS PBLA24 START | 88.081 |
| HIERARCH ESO ISS PBLA24 END | 88.854 |
| HIERARCH ESO ISS PBL34 START | 61.585 |
| HIERARCH ESO ISS PBL34 END | 61.344 |
| HIERARCH ESO ISS PBLA34 START | 117.996 |
| HIERARCH ESO ISS PBLA34 END | 118.901 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002264 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002264 |
| HIERARCH ESO ISS AMBI TEMP | 9.49 |
| HIERARCH ESO ISS AMBI FWHM START | 1.3 |
| HIERARCH ESO ISS AMBI FWHM END | 1.19 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |