Appendix 7. Combined Calibration Scan Images and Source Lists


5. General Properties of the Combined Calibration Field Data

90234 Field

Tile Number (click for preview image)90234
Central R.A. Dec (J2000; deg) 307.83812 -49.64775
Central glon glat (deg) 349.60727 -36.21631
Corners of source extraction area (R.A./Dec. pairs - J2000 deg) 307.729857 -49.150969, 307.729857 -50.147954,
307.945497 -49.150969, 307.945497 -50.147954
Number Northgoing Scans Combined (J/H/Ks)981/981/981
Number Southgoing Scans Combined (J/H/Ks)981/981/981
Number of Extractions (includes artifacts) 4939

Retrieve Images and Source List for this Field

Extracted Source Counts and Statistics
Figure 1 - Differential counts vs. magnitude for J (top), H (center), and Ks (bottom) bands. 2MASS All-Sky PSC source counts in the same approximate area are shown in the shaded region. Figure 2 - Photometric uncertainties plotted versus magnitude for J (top), H (center), and Ks (bottom) bands. Figure 3 - Log 1-sigma noise (mJy) histograms for J (top), H (center), and Ks (bottom) bands.

Photometric Properties
Figure 4 - Color-magnitude diagram. Figure 5 - Color-color diagram.

Extracted Source Photometric Residuals With Respect to the 2MASS PSC
Figure 6 - J-band residuals (PSC-deep) Combination Calibration Scan J-magnitude. Figure 7 - H-band residuals (PSC-deep) Combination Calibration Scan H-magnitude. Figure 8 - Ks-band residuals (PSC-deep) Combination Calibration Scan Ks-magnitude.

Extracted Source Position Residuals With Respect to the 2MASS PSC
Figure 9 - Declination residuals (PSC-deep) plotted versus declination. Figure 10 - Declination residuals (PSC-deep) plotted versus Right Ascension. Figure 11 - Histogram of Declination residual (PSC-deep).
Figure 12 - Right Ascension residuals (PSC-deep) plotted versus Right Ascension. Figure 13 - Right Ascension residuals (PSC-deep) plotted versus Declination. Figure 14 - Histogram of Right Ascension residuals (PSC-deep).

[Last Updated: 2006 May 17; by R. Cutri]


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