Exposure
- ID
- GRAVI.2021-06-25T01:31:35.996_2
- Header ID
- GRAVI.2021-06-25T01:31:35.996
- Date updated
- 2021-06-25 01:45:17 UTC+0000
- Release date
- 2022-06-25 01:45:17 UTC+0000
- UTC Start
- 2021-06-25 01:31:35.996
- UTC End
- 2021-06-25 01:36:55.996
- MJD Start
- 59390.06361106
- MJD End
- 59390.0673147637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004811
- Ambient temperature (°C)
- 10.46
- Seeing (arcsec)
- 0.61
Observation
- ID
- 47538
- Category
- science
- Program ID
- 105.20B2.003
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35598
- Name
- IRS16C
- RA
- 266.417116666667
- DEC
- -29.0076491944444
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 | 56.2620 | 56.2740 | 5.0000 | 5.8000 |
U1-U3 | 101.0030 | 101.0710 | 10.2000 | 11.1000 |
U1-U4 | 118.4300 | 119.1110 | 35.1200 | 36.2720 |
U2-U3 | 45.2590 | 45.3310 | 16.7000 | 17.7000 |
U2-U4 | 75.2480 | 76.1280 | 57.1450 | 58.2620 |
U3-U4 | 50.2940 | 51.0910 | 92.8940 | 93.5380 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.003 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59390.06361106 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.41688 |
DEC | -29.00716 |
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 | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 56.262 |
HIERARCH ESO ISS PBL12 END | 56.274 |
HIERARCH ESO ISS PBLA12 START | 5.0 |
HIERARCH ESO ISS PBLA12 END | 5.8 |
HIERARCH ESO ISS PBL13 START | 101.003 |
HIERARCH ESO ISS PBL13 END | 101.071 |
HIERARCH ESO ISS PBLA13 START | 10.2 |
HIERARCH ESO ISS PBLA13 END | 11.1 |
HIERARCH ESO ISS PBL14 START | 118.43 |
HIERARCH ESO ISS PBL14 END | 119.111 |
HIERARCH ESO ISS PBLA14 START | 35.12 |
HIERARCH ESO ISS PBLA14 END | 36.272 |
HIERARCH ESO ISS PBL23 START | 45.259 |
HIERARCH ESO ISS PBL23 END | 45.331 |
HIERARCH ESO ISS PBLA23 START | 16.7 |
HIERARCH ESO ISS PBLA23 END | 17.7 |
HIERARCH ESO ISS PBL24 START | 75.248 |
HIERARCH ESO ISS PBL24 END | 76.128 |
HIERARCH ESO ISS PBLA24 START | 57.145 |
HIERARCH ESO ISS PBLA24 END | 58.262 |
HIERARCH ESO ISS PBL34 START | 50.294 |
HIERARCH ESO ISS PBL34 END | 51.091 |
HIERARCH ESO ISS PBLA34 START | 92.894 |
HIERARCH ESO ISS PBLA34 END | 93.538 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004289 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005333 |
HIERARCH ESO ISS AMBI TEMP | 10.46 |
HIERARCH ESO ISS AMBI FWHM START | 0.68 |
HIERARCH ESO ISS AMBI FWHM END | 0.54 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |