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Observing

Note that only nights on which data were successfully obtained are listed below.
Telescope Dates Instrument Mode Primary Object(s)
Hubble Space Telescope2017 Dec TBDWFC3Imaging41P (10 orbits)
2016 Feb 22-25ACSPolarimetry67P (12 orbits)
2015 Nov 10-12ACSPolarimetry67P (3 orbits)
2014 Nov 16-18ACSPolarimetry67P (3 orbits)
2014 Aug 18-20ACSPolarimetry67P (3 orbits)
2013 Oct 26-27ACSPolarimetryC/2012 S1 ISON (2 orbits)
2013 May 7-8ACSPolarimetryC/2012 S1 ISON (2 orbits)
2013 May 2COS, STISSpectroscopyC/2012 S1 ISON (5 orbits)
2013 Apr 10WFC3ImagingC/2012 S1 ISON (3 orbits)
2012 Jan 7WFC3ImagingC/2011 W3 Lovejoy (1 orbit)
Spitzer Space Telescope2015 Jul 24IRACImaging322P/SOHO
2013 Jun 13-14IRACImagingC/2012 S1 ISON (24 hr)
2012 Feb 3-4IRACImagingC/2011 W3 Lovejoy (4 hr)
Swift Space Telescope2012 Jan 20UVOTImagingC/2011 W3 Lovejoy (2 orbits)
K2 (Kepler)2014 Aug 22-Nov 11--Campaign 2C/2013 A1 Siding Spring
Gemini South2015 Jun 24, 26, 30Flamingos-2Imaging67P [queued]
2014 Nov 11-13, 15-19GMOSImaging67P [queued]
2014 Nov 14, 18Flamingos-2Imaging67P [queued]
2014 Oct 29Flamingos-2Imaging67P [queued]
2014 Sep 20GMOSImaging67P [queued]
2014 Sep 20Flamingos-2Imaging67P [queued]
Gemini North2016 May 28GMOSImaging67P [queued]
2016 May 23GMOS, NIRIImaging67P [queued]
2016 Apr 30GMOS, NIRIImaging67P [queued]
2016 Apr 13GMOSImaging67P [queued]
2016 Mar 10GMOS, NIRIImaging67P [queued]
2016 Feb 16GMOS, NIRIImaging67P [queued]
2016 Jan 3, 19, 31NIRIImaging67P [queued]
2016 Jan 4GNIRSSpectroscopy67P [queued]
2015 Dec 6, 18, 24NIRIImaging67P [queued]
2015 Nov 16GNIRSSpectroscopy67P [queued]
2015 Nov 1-2, 27NIRIImaging67P [queued]
2015 Oct 14GNIRSSpectroscopy67P [queued]
2015 Oct 10, 15, 26NIRIImaging67P [queued]
2015 Sep 15, 16, 19NIRIImaging67P [queued]
2015 Aug 4, 8, 12, 20, 26NIRIImaging67P [queued]
VLT2015 Jun 16FORS2ImagingP/1999 R1 SOHO [queued]
2015 May 22FORS2ImagingP/1999 R1 SOHO [remote]
VST2016 Jan 20, 22-25, 27-30OMEGACAMImagingKreutz comet search [queued]
SOAR2019 Jun 24/25GoodmanImaging322P [remote]
2018 Jul 10/11GoodmanImaging96P [remote]
2018 Jun 24/25GoodmanImaging96P [remote]
2017 Jul 1/2-2/3SOIImaging96P [remote]
2017 Apr 7GoodmanImaging96P [remote]
2016 Jul 25/26SOIImaging311P [remote]
INT2017 January 23/24-26/27WFCImaging323P search
Lowell Discovery Telescope (formerly Discovery Channel Telescope) 4.3-m (Lowell)2020 May 13-15LMIImagingC/2019 Y4 ATLAS [by S. Levine]
2019 Oct 4-5, 25, 27LMIImaging2P/Encke, 2I/Borisov [remote]
2019 Sep 3LMIImaging2P/Encke [remote]
2019 Aug 28, 30LMIImaging2P/Encke [remote]
2019 Aug 26LMIImagingmisc comets [UMD group time]
2019 Apr 2*LMIImagingDidymos [* by N. Moskovitz]
2019 Mar 31LMIImagingmisc comets [UMD group time]
2019 Mar 1*LMIImagingDidymos [* by C. Thomas]
2019 Jan 30-31LMIImagingDidymos [remote]
2019 Jan 12LMI, NIHTSImaging, spectroscopy46P/Wirtanen, etc. [*UMD group time; remote]
2018 Dec 15-17*LMI, NIHTSImaging, spectroscopy46P/Wirtanen, etc. [*UMD group time by T. Farnham and L. Feaga]
2018 Dec 6, 12-14LMI, EXPRES, Deveny, IGRINSImaging, spectroscopy46P/Wirtanen
2018 Dec 3-4*LMI, NIHTSImaging, spectroscopy46P/Wirtanen, etc. [UMD group time by D. Bodewits]
2018 Nov 3*LMI, NIHTSImaging, spectroscopy21P/Giacobini-Zinner, 46P/Wirtanen, etc. [*UMD group time by T. Farnham]
2018 Sep 6-8, 19LMI, EXPRES, Deveny, IGRINSImaging, spectroscopy21P/Giacobini-Zinner
2018 May 8*LMIImaging313P/Gibbs [* by N. Moskovitz]
2018 Apr 23,24*LMIImaging313P/Gibbs [remote,* by C. Trujillo]
2018 Apr 6*,14,15LMIImaging103P/Hartley 2 [remote,* by T.Farnham]
2018 Mar 9,22LMIImaging103P/Hartley 2 [remote]
2018 Feb 21LMIImagingC/2016 R2 PanSTARRS [remote TOO]
2018 Feb 9*,10*,18,23LMIImaging103P/Hartley 2 [remote,* by T. Farnham]
2018 Jan 18*,20,26LMIImaging103P/Hartley 2 [remote,* by T. Farnham]
2017 Dec 14-18LMI/DeVeny/NIHTSImaging/spectraPhaethon
2017 Oct 24,30LMIImaging1I/'Oumuamua, misc UMD targets [remote]
2017 Feb 16LMI/DeVenyImaging/spectra45P/H-M-P [remote]
2016 Oct 23-24LMI/DeVenyImaging/spectra2P/Encke, 43P/W-H
2016 Oct 9LMIImaging2P/Encke [remote]
2016 Jul 7-8LMIImaging103P/Hartley 2 [observations by T. Farnham]
2016 Jun 30LMIImaging103P/Hartley 2 [remote]
2016 Jun 9LMIImaging103P/Hartley 2 [observations by D. Oszkiewicz]
2016 Jun 3, 5LMIImaging103P/Hartley 2 [remote]
2016 Apr 3-4LMI/DeVenyImaging/spectra252P/LINEAR [observations by D. Schleicher]
2016 Mar 4-5LMI/DeVenyImaging/spectra252P/LINEAR [observations by D. Schleicher]
2016 Feb 8-10LMIImaging6P/d'Arrest
2016 Jan 3LMIImaging6P/d'Arrest
2015 Dec 6-8LMIImaging6P/d'Arrest
2015 Sep 23-24LMIImaging6P/d'Arrest (remote)
2015 Jul 24LMIImaging322P/SOHO [observations by J. Llama]
2015 Jun 17, 18, 20LMIImagingMisc Spitzer targets
2015 Mar 5LMIImagingC/2015 D1 SOHO (acquired by T. Pugh)
2015 Jan 7LMIImagingC/2012 K1 Panstarrs, C/2014 Q2 Lovejoy [remote]
2014 Oct 20LMIImagingC/2013 A1 Siding Spring [observations by B. Skiff]
2014 Sep 20-21LMIImaging2P/Encke, C/2014 E2 Jacques (remote)
2014 Aug 26-29LMIImaging2P/Encke, C/2014 E2 Jacques
2014 May 26-28LMIImaging6P/d'Arrest, 209P/LINEAR
2014 May 2-4LMIImaging6P/d'Arrest (remote)
2014 Mar 28-29, Apr 4LMIImaging6P/d'Arrest
2013 Sep 30-Oct 4LMIImaging2P/Encke, C/2012 S1 ISON
2013 Sep 12-13LMIImaging2P/Encke, C/2012 S1 ISON
2013 May 1, 3LMIImaging10P/Tempel 2 (remote)
2013 Apr 4, 6LMIImaging10P/Tempel 2
2013 Mar 11LMIImaging10P/Tempel 2 (remote)
2013 Jan 12-13LMIImaging10P/Tempel 2
Lowell 42 in Hall2020 May 2NASA42ImagingC/2019 Y4 [by B. Skiff]
2020 Apr 2, 22-23, 25, 30NASA42ImagingC/2019 Y4 [by B. Skiff]
2020 Mar 3-4, 22, 25, 27-28, 31NASA42ImagingC/2019 Y4 [by B. Skiff]
2019 Mar 28-30NASA42ImagingAsteroid 2006 HY51
2019 Feb 8-9*NASA42Imaging46P/Wirtanen [*Observations by B. Skiff & J. Schindler]
2019 Jan 3-5, 26-28*NASA42Imaging46P/Wirtanen [*Observations by B. Skiff & J. Schindler]
2018 Dec 9-10NASA42Imaging46P/Wirtanen
2018 Nov 9, 11-13*NASA42Imaging46P/Wirtanen [*Observations by B. Skiff & J. Schindler]
2018 Nov 1-4NASA42Imaging21P/G-Z, 46P/Wirtanen [*Observations by T. Farnham]
2018 Sep 9, 11-12, 14-15NASA42Imaging21P/G-Z
2018 Aug 7-8, 21NASA42Imaging21P/G-Z [Observations by B. Skiff]
2018 Jul 7-8NASA42Imaging21P/G-Z
2017 Apr 21-24, 26NASA42Imaging41P/T-G-K [observations by B.Skiff and L. Bright]
2017 Mar 22, 24-27NASA42Imaging41P/T-G-K
2016 Apr 13NASA42Imaging252P/LINEAR [observations by D. Schleicher]
2016 Apr 6-7, 10NASA42Imaging252P/LINEAR, 9P/Tempel 1
2014 May 21, 29-30NASA42Imaging209P/LINEAR, C/2012 K1 Panstarrs
2013 Oct 8-9NASA42Imaging2P/Encke, C/2012 S1 ISON [observations by B. Skiff]
2013 Oct 5-6NASA42Imaging2P/Encke, C/2012 S1 ISON
2013 Jun 11-13NASA42ImagingC/2011 L4 PanSTARRS, C/2012 F6 Lemmon, C/2012 S1 ISON
2013 Apr 7-8NASA42ImagingC/2012 S1 ISON
2012 Jan 26-27, 30-31NASA42Imaging49P/Arend-Rigaux
2011 Oct 23, 28-30NASA42ImagingC/2009 P1 Garradd, C/2010 G2 Hill
2011 Aug 2-5NASA42ImagingC/2009 P1 Garradd, 45P/H-M-P
2011 Jun 30-Jul 2NASA42Imaging45P/H-M-P [observations by B. Skiff]
2011 Jan 7-9NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Dec 9-10NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Nov 2-5, 7NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Oct 16-17, 19NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Sep 9-13NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Aug 13-17NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Jul 19NASA42Imaging10P/Tempel 2, 103P/Hartley 2
2010 Jun 11-12NASA42Imaging81P/Wild 2, 10P/Tempel 2
2010 May 13,15NASA42Imaging81P/Wild 2, 10P/Tempel 2
2010 Apr 8-9, 17NASA42Imaging81P/Wild 2, 10P/Tempel 2
2010 Mar 12-14NASA42Imaging81P/Wild 2, 10P/Tempel 2
2010 Feb 13-15NASA42Imaging81P/Wild 2
2009 Dec 15-16NASA42Imaging81P/Wild 2
2009 Nov 14-15SITeImaging81P/Wild 2
2009 Oct 21-23SITeImaging22P/Kopff, 81P/Wild 2
2009 Sep 15-18SITeImaging22P/Kopff
2009 Aug 26-28SITeImaging22P/Kopff
2009 Jul 28-30SITeImaging22P/Kopff
2009 Jun 20-22SITeImaging22P/Kopff
2009 May 14-15SITeImagingC/2007 N3 (Lulin)
2009 Apr 22-25SITeImagingC/2007 N3 (Lulin)
2009 Mar 27-31SITeImagingC/2007 N3 (Lulin)
2009 Feb 24-Mar 2SITeImagingC/2007 N3 (Lulin)
2009 Jan 30-Feb 2SITeImagingC/2007 N3 (Lulin)
2008 Aug 27-29SITeImaging6P/d'Arrest
2008 Jul 31-Aug 6SITeImaging6P/d'Arrest
Lowell 31 in (robotic mode)2020 Feb 3NASAcamImagingC/2017 T2 Panstarrs
2020 Jan 1, 3, 23, 28, 30-31NASAcamImagingC/2017 T2 Panstarrs
2019 Dec 16NASAcamImaging2I/Borisov
2019 Nov 5, 8, 9, 12, 13, 16-19NASAcamImaging2I/Borisov
2019 Oct 1-3, 5-8, 12-14, 25-27, 29-31NASAcamImaging2I/Borisov
2019 Sep 13, 14, 19-22NASAcamImaging2I/Borisov
2019 Feb 8-12NASAcamImaging46P/Wirtanen, 64P/Swift-Gehrels, C/2018 Y1 Iwamoto
2019 Jan 4,5NASAcamImaging46P/Wirtanen, 64P/Swift-Gehrels, C/2018 Y1 Iwamoto
2018 Dec 5, 12, 19, 21-25, 27, 30-31NASAcamImaging46P/Wirtanen, 64P/Swift-Gehrels
2018 Nov 1, 4, 10-13, 15-16, 26-27, 29NASAcamImaging46P/Wirtanen, 64P/Swift-Gehrels
2018 Oct 6, 10, 15, 20, 28NASAcamImaging21P/G-Z, 46P/Wirtanen
2018 Sep 8-12NASAcamImaging21P/G-Z
2018 Aug 28, 30-31NASAcamImaging21P/G-Z
2018 Jun 18-20, 25-28NASAcamImaging21P/G-Z
2018 Apr 5,7-9NASAcamImagingC/2016 R2 PanSTARRS
2018 Feb 6-7NASAcamImaging276033
2018 Jan 12-15NASAcamImagingC/2017 T1 Heinze, C/2016 R2 PanSTARRS
2017 Dec 3,6-7,14-16,18NASAcamImagingPhaethon
2017 Aug 7, 8, 12, 16-18NASAcamImagingC/2017 O1
2017 Jun 21-22NASAcamImagingC/2015 ER61
2017 May 1-4, 17NASAcamImaging41P/T-G-K, C/2015 V2 Johnson
2017 Apr 2-3,10-12,14-20,24,26-30NASAcamImaging41P/T-G-K, C/2015 V2 Johnson
2017 Mar 20-22, 25, 29, 30NASAcamImaging45P/H-M-P, 41P/T-G-K, C/2017 E4 Lovejoy
2017 Feb 15-16, 21-22, 24-25NASAcamImaging45P/H-M-P
2016 Oct 2NASAcamImaging45P/H-M-P
2016 May 16, 20NASAcamImagingC/2013 X1 Panstarrs
2016 May 4-5, 10NASAcamImaging9P/Tempel 1
2016 Apr 2-3, 5, 20-21NASAcamImaging9P/Tempel 1, 252P/LINEAR
2016 Mar 1, 15NASAcamImaging9P/Tempel 1
2016 Feb 4-6, 8, 10, 12-15, 28NASAcamImaging9P/Tempel 1
2015 Dec 17-18, 28, 31NASAcamImagingC/2013 US10 Catalina
2015 Dec 1-3, 5, 13NASAcamImaging67P/Churyumov-Gerasimenko
2015 Nov 1-3, 8-10, 18-20, 27, 30NASAcamImaging67P/Churyumov-Gerasimenko
2015 Oct 2-4, 9, 13, 24NASAcamImaging67P/Churyumov-Gerasimenko
2015 Sep 12, 17-20, 24-26, 30NASAcamImaging67P/Churyumov-Gerasimenko
2015 Aug 18-21, 29NASAcamImaging67P/Churyumov-Gerasimenko
2015 Jul 12, 15, 26-27, Aug 3, 5-6NASAcamImaging29P/Schwassmann-Wachmann 1
2015 Mar 7-9, 15-17NASAcamImagingC/2014 Q2 Lovejoy
2015 Mar 5NASAcamImagingC/2015 D1 SOHO (acquired by E. Anderson for NURO)
2015 Feb 2-5,11-18NASAcamImagingC/2014 Q2 Lovejoy
2015 Jan 6-10,24NASAcamImagingC/2014 Q2 Lovejoy
2014 Dec 24, 27-30NASAcamImagingC/2014 Q2 Lovejoy
2014 Dec 23NASAcamImagingC/2012 K1 Pan-STARRS
2014 Oct 12-15, 20-24NASAcamImagingC/2013 A1 Siding Spring, C/2014 E2 Jacques, C/2012 K1 Pan-STARRS
2014 Sep 13, 20NASAcamImagingC/2014 E2 Jacques
2014 Aug 30, Sep 1-4NASAcamImagingC/2014 E2 Jacques
2014 Aug 5-8NASAcamImagingC/2014 E2 Jacques
2014 Jun 17-21NASAcamImagingC/2012 K1 Pan-STARRS
2014 Apr 20-21NASAcamImagingC/2014 E2 Jacques, C/2012 K1 Pan-STARRS
2013 Nov 1, 2, 4, 6-12NASAcamImagingC/2012 S1 ISON
2013 Oct 4-6, 9, 15NASAcamImaging2P/Encke, C/2012 S1 ISON
2013 Jan 6-7NASAcamImaging274P/Tombaugh-Tenagra
2012 Apr 18-25NASAcamImaging49P/Arend-Rigaux
2012 Feb 17-19, 21, 23-26NASAcamImaging49P/Arend-Rigaux
2012 Jan 25-30NASAcamImaging49P/Arend-Rigaux
2011 Nov 1-4, 27-28, 30NASAcamImagingC/2009 P1 Garradd, C/2010 G2 Hill
2011 Oct 23-24, 28-31NASAcamImagingC/2009 P1 Garradd
2011 Sep 30NASAcamImagingC/2009 P1 Garradd
2011 Jul 13NASAcamImagingLaSagra fields
2010 Nov 1-2, 5-6, 10, 12-14, 16, 26-27NASAcamImaging103P/Hartley 2
2010 Oct 12-15, 31NASAcamImaging103P/Hartley 2
Lowell 72 in Perkins2011 Mar 25PRISMImagingLIRG
2010 Jun 10PRISMImaging81P/Wild 2, P/2010 H3
KPNO 4-m2005 Jan 4-8 & 12-16MOSAICImagingKreutz comet survey
KPNO 2.1-m2006 May 4-11SQIIDImaging73P/Schwassmann-Wachmann 3
2005 July 1-8SQIIDImaging9P/Tempel 1 (Deep Impact encounter)
2005 May 13-16F3KBImaging9P/Tempel 1, C/2004 Q2 (Machholz)
2005 April 8-13F3KBImaging9P/Tempel 1, C/2004 Q2 (Machholz)
McMath-Pierce Solar2013 Nov 22-29East AuxiliarySpectraC/2012 S1 ISON
2007 May 21-25Main TelescopeSpectraMercury atmosphere
2006 Nov 6-9Main TelescopeSpectraMercury transit
Las Cumbres Observatory2013 Nov 1, 8-10, 14, 16McDonald Observatory 1-mImagingC/2012 S1 ISON [queued observing]
2013 Oct 21-24, Nov 2, 3, 7-8Faulkes North 2-mImagingC/2012 S1 ISON [queued observing]
Vatican Advance Technology Telescope (VATT)2015 Jun 24CCDImagingSuspected dead comets

Last updated 4-Mar-2019