Exposure
- ID
- GRAVI.2024-06-26T06:45:17.304_2
- Header ID
- GRAVI.2024-06-26T06:45:17.304
- Date updated
- 2024-06-26 07:00:31 UTC+0000
- Release date
- 2025-06-26 07:00:30 UTC+0000
- UTC Start
- 2024-06-26 06:45:17.304
- UTC End
- 2024-06-26 06:51:17.304
- MJD Start
- 60487.28145028
- MJD End
- 60487.2856169467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00265
- Ambient temperature (°C)
- 11.09
- Seeing (arcsec)
- 0.59
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 | 52.2450 | 51.9030 | 38.6000 | 38.9000 |
| U1-U3 | 92.5920 | 91.8120 | 44.9000 | 45.2000 |
| U1-U4 | 108.2020 | 106.4330 | 75.7330 | 76.2840 |
| U2-U3 | 41.0480 | 40.6030 | 52.8000 | 53.1000 |
| U2-U4 | 73.6210 | 72.3700 | 101.0770 | 102.0640 |
| U3-U4 | 55.5280 | 55.0220 | 134.5660 | 135.8810 |
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 | 60487.28145028 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417093 |
| DEC | -29.00678 |
| 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 | 52.245 |
| HIERARCH ESO ISS PBL12 END | 51.903 |
| HIERARCH ESO ISS PBLA12 START | 38.6 |
| HIERARCH ESO ISS PBLA12 END | 38.9 |
| HIERARCH ESO ISS PBL13 START | 92.592 |
| HIERARCH ESO ISS PBL13 END | 91.812 |
| HIERARCH ESO ISS PBLA13 START | 44.9 |
| HIERARCH ESO ISS PBLA13 END | 45.2 |
| HIERARCH ESO ISS PBL14 START | 108.202 |
| HIERARCH ESO ISS PBL14 END | 106.433 |
| HIERARCH ESO ISS PBLA14 START | 75.733 |
| HIERARCH ESO ISS PBLA14 END | 76.284 |
| HIERARCH ESO ISS PBL23 START | 41.048 |
| HIERARCH ESO ISS PBL23 END | 40.603 |
| HIERARCH ESO ISS PBLA23 START | 52.8 |
| HIERARCH ESO ISS PBLA23 END | 53.1 |
| HIERARCH ESO ISS PBL24 START | 73.621 |
| HIERARCH ESO ISS PBL24 END | 72.37 |
| HIERARCH ESO ISS PBLA24 START | 101.077 |
| HIERARCH ESO ISS PBLA24 END | 102.064 |
| HIERARCH ESO ISS PBL34 START | 55.528 |
| HIERARCH ESO ISS PBL34 END | 55.022 |
| HIERARCH ESO ISS PBLA34 START | 134.566 |
| HIERARCH ESO ISS PBLA34 END | 135.881 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00265 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00265 |
| HIERARCH ESO ISS AMBI TEMP | 11.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |