Near Earth Object 2007 DZ40

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Asteroid Near Earth Object - 2007 DZ40

Object is flagged as a Virtual Impactor by SENTRY (JPL).

Image Information:

Date and Time:  200700223.10457 (02:30:35) UT

Image Center: R.A. 03 50 52.9 Decl. +01 11 29

Telescope:  0.30m Meade LX200 SCT @ f/5

Camera:  SBIG ST7

71 - 60 second exposures stacked in Astrometrica.

CCD temperature: -15c
Exposure Time: 60 seconds
Binning: 2x2

Object 19.2 V

This object was barely visible when stacking in sets of 10 - 60 second exposures due to sky conditions.  Out of 71 images, I was able to get three decent measurements of the object to help confirm.  At the time of imaging, the object was on the NEOCP and listed as 7D12B58.  A satellite is also noted passing through the images.

Astrometry for 2007 DZ40 from H68

7D12B58  C2007 02 23.07938 03 50 56.35 +01 11 25.6          18.9 V      H68
7D12B58  C2007 02 23.10411 03 50 56.19 +01 11 55.7                           H68
7D12B58  C2007 02 23.12055 03 50 56.17 +01 12 15.8          19.1 V      H68

Confirmation MPEC for 2007 DZ40

Sky Motion

0.82/min  P.A. 354.1

Sky/Weather Conditions

Moon:  Near Half - Brightening

Sky:  Slight Haze  Sky conditions not good.

Temperature:  ~50F