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First Inner Solar System Results From The Pan-STARRS 1 Telescope. Richard Wainscoat. University of Hawaii, Institute for Astronomy for the PS1 Science Consortium. First Inner Solar System Results From The Pan-STARRS 1 Telescope. Robert Jedicke.

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First inner solar system results from the pan starrs 1 telescope

First Inner Solar System ResultsFrom ThePan-STARRS 1 Telescope

Richard Wainscoat

University of Hawaii, Institute for Astronomyfor the PS1 Science Consortium


First inner solar system results from the pan starrs 1 telescope1

First Inner Solar System ResultsFrom ThePan-STARRS 1 Telescope

Robert Jedicke

University of Hawaii, Institute for Astronomyfor the PS1 Science Consortium


First inner solar system results from the pan starrs 1 telescope2

2007

2008

First Inner Solar System ResultsFrom ThePan-STARRS 1 Telescope

First Inner Solar System Results From ThePan-STARRS 1 Telescope

2009

First Inner Solar System Results From ThePan-STARRS 1 Telescope

2010

First Inner Solar System Results From ThePan-STARRS 1 Telescope



PS1

prototype


3pi surveying
3pi Surveying

i

(original)

g

r

3rd night

tracklet

2nd night

tracklet

1st night

tracklet

single lunation

TRACK


3pi surveying1
3pi Surveying

(original)

SECOND LUNATION

FIRST LUNATION

= 12 detections per derived object


Reported detections
Reported Detections

>100 NEOs

>70KOtherStuff


Reported detections1
Reported Detections

Heliocentric y (AU)

Heliocentric x (AU)


Problems
Problems

Too few new derived objects

No NEOs discovered


physical

Camera Fill Factor

80%


overall

Camera Fill Factor

70%


False Detections

2-100X

HIGH


Tracklet detection efficiency
tracklet Detection Efficiency

Vlim≈21.5 (gri)

≈67% efficiency


3pi surveying2
3pi Surveying

(modified)

i

r

g

i

g

r

4th night

tracklet

3rd night

tracklet

2nd night

3-4 detection

tracklet

1st night

3-4 detection

tracklet

TRACK

in a single lunation

= 12 detections per derived object


3pi surveying3
3pi Surveying

(modified)

i

w

r

w

g

i

g

r

4th night

tracklet

3rd night

tracklet

3-4 detection

tracklet

2nd night

3-4 detection

tracklet

1st night

3-4 detection

tracklet

TRACK

in a single lunation

= 12 detections per derived object


2010 st 3
2010 ST3

removed by air force

chip gap

chip gap

removed byair force

removed by air force

removed by air force

chip gap

chip gap

removed by air force


St3 orbit discovery circumstances
ST3 orbit & discovery circumstances

@ Discovery

≈0.1 AU

V≈22

Characteristics

H≈25 or D≈60m

MOID≈0.04AU


2

NEO discoveries to date


LINEAR

WISE

#2

#1

2010 Observations

#5

CSS

PS1

CSS

703

F51

G96

#6

#3

#4

Spacewatch


LINEAR

WISE

#2

#1

2010 Numbered Objects

#6

CSS

PS1

CSS

703

F51

G96

#3

#5

#4

Spacewatch


LINEAR

WISE

#2

#1

2010 Un-Numbered Objects

CSS

#3

PS1

CSS

703

F51

G96

#6

#4

#5

Spacewatch


Funding provided by:

Air Force Research Laboratory

PS1 Science Consortium

NASA NEOO Program


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