Observing
Telescope | Dates | Instrument | Mode | Primary Object(s)
Hubble Space Telescope | 2017 Dec TBD | WFC3 | Imaging | 41P (10 orbits)
| 2016 Feb 22-25 | ACS | Polarimetry | 67P (12 orbits)
| 2015 Nov 10-12 | ACS | Polarimetry | 67P (3 orbits)
| 2014 Nov 16-18 | ACS | Polarimetry | 67P (3 orbits)
| 2014 Aug 18-20 | ACS | Polarimetry | 67P (3 orbits)
| 2013 Oct 26-27 | ACS | Polarimetry | C/2012 S1 ISON (2 orbits)
| 2013 May 7-8 | ACS | Polarimetry | C/2012 S1 ISON (2 orbits)
| 2013 May 2 | COS, STIS | Spectroscopy | C/2012 S1 ISON (5 orbits)
| 2013 Apr 10 | WFC3 | Imaging | C/2012 S1 ISON (3 orbits)
| 2012 Jan 7 | WFC3 | Imaging | C/2011 W3 Lovejoy (1 orbit)
| Spitzer Space Telescope | 2015 Jul 24 | IRAC | Imaging | 322P/SOHO
| 2013 Jun 13-14 | IRAC | Imaging | C/2012 S1 ISON (24 hr)
| 2012 Feb 3-4 | IRAC | Imaging | C/2011 W3 Lovejoy (4 hr)
| Swift Space Telescope | 2012 Jan 20 | UVOT | Imaging | C/2011 W3 Lovejoy (2 orbits)
| K2 (Kepler) | 2014 Aug 22-Nov 11 | -- | Campaign 2 | C/2013 A1 Siding Spring
| Gemini South | 2015 Jun 24, 26, 30 | Flamingos-2 | Imaging | 67P [queued]
| 2014 Nov 11-13, 15-19 | GMOS | Imaging | 67P [queued]
| 2014 Nov 14, 18 | Flamingos-2 | Imaging | 67P [queued]
| 2014 Oct 29 | Flamingos-2 | Imaging | 67P [queued]
| 2014 Sep 20 | GMOS | Imaging | 67P [queued]
| 2014 Sep 20 | Flamingos-2 | Imaging | 67P [queued]
| Gemini North | 2016 May 28 | GMOS | Imaging | 67P [queued]
| 2016 May 23 | GMOS, NIRI | Imaging | 67P [queued]
| 2016 Apr 30 | GMOS, NIRI | Imaging | 67P [queued]
| 2016 Apr 13 | GMOS | Imaging | 67P [queued]
| 2016 Mar 10 | GMOS, NIRI | Imaging | 67P [queued]
| 2016 Feb 16 | GMOS, NIRI | Imaging | 67P [queued]
| 2016 Jan 3, 19, 31 | NIRI | Imaging | 67P [queued]
| 2016 Jan 4 | GNIRS | Spectroscopy | 67P [queued]
| 2015 Dec 6, 18, 24 | NIRI | Imaging | 67P [queued]
| 2015 Nov 16 | GNIRS | Spectroscopy | 67P [queued]
| 2015 Nov 1-2, 27 | NIRI | Imaging | 67P [queued]
| 2015 Oct 14 | GNIRS | Spectroscopy | 67P [queued]
| 2015 Oct 10, 15, 26 | NIRI | Imaging | 67P [queued]
| 2015 Sep 15, 16, 19 | NIRI | Imaging | 67P [queued]
| 2015 Aug 4, 8, 12, 20, 26 | NIRI | Imaging | 67P [queued]
| VLT | 2015 Jun 16 | FORS2 | Imaging | P/1999 R1 SOHO [queued]
| 2015 May 22 | FORS2 | Imaging | P/1999 R1 SOHO [remote]
| VST | 2016 Jan 20, 22-25, 27-30 | OMEGACAM | Imaging | Kreutz comet search [queued]
| SOAR | 2019 Jun 24/25 | Goodman | Imaging | 322P [remote]
| 2018 Jul 10/11 | Goodman | Imaging | 96P [remote]
| 2018 Jun 24/25 | Goodman | Imaging | 96P [remote]
| 2017 Jul 1/2-2/3 | SOI | Imaging | 96P [remote]
| 2017 Apr 7 | Goodman | Imaging | 96P [remote]
| 2016 Jul 25/26 | SOI | Imaging | 311P [remote]
| INT | 2017 January 23/24-26/27 | WFC | Imaging | 323P search
| Lowell Discovery Telescope (formerly Discovery Channel Telescope) 4.3-m (Lowell) | 2020 May 13-15 | LMI | Imaging | C/2019 Y4 ATLAS [by S. Levine]
| 2019 Oct 4-5, 25, 27 | LMI | Imaging | 2P/Encke, 2I/Borisov [remote]
| 2019 Sep 3 | LMI | Imaging | 2P/Encke [remote]
| 2019 Aug 28, 30 | LMI | Imaging | 2P/Encke [remote]
| 2019 Aug 26 | LMI | Imaging | misc comets [UMD group time]
| 2019 Apr 2* | LMI | Imaging | Didymos [* by N. Moskovitz]
| 2019 Mar 31 | LMI | Imaging | misc comets [UMD group time]
| 2019 Mar 1* | LMI | Imaging | Didymos [* by C. Thomas]
| 2019 Jan 30-31 | LMI | Imaging | Didymos [remote]
| 2019 Jan 12 | LMI, NIHTS | Imaging, spectroscopy | 46P/Wirtanen, etc. [*UMD group time; remote]
| 2018 Dec 15-17* | LMI, NIHTS | Imaging, spectroscopy | 46P/Wirtanen, etc. [*UMD group time by T. Farnham and L. Feaga]
| 2018 Dec 6, 12-14 | LMI, EXPRES, Deveny, IGRINS | Imaging, spectroscopy | 46P/Wirtanen
| 2018 Dec 3-4* | LMI, NIHTS | Imaging, spectroscopy | 46P/Wirtanen, etc. [UMD group time by D. Bodewits]
| 2018 Nov 3* | LMI, NIHTS | Imaging, spectroscopy | 21P/Giacobini-Zinner, 46P/Wirtanen, etc. [*UMD group time by T. Farnham]
| 2018 Sep 6-8, 19 | LMI, EXPRES, Deveny, IGRINS | Imaging, spectroscopy | 21P/Giacobini-Zinner
| 2018 May 8* | LMI | Imaging | 313P/Gibbs [* by N. Moskovitz]
| 2018 Apr 23,24* | LMI | Imaging | 313P/Gibbs [remote,* by C. Trujillo]
| 2018 Apr 6*,14,15 | LMI | Imaging | 103P/Hartley 2 [remote,* by T.Farnham]
| 2018 Mar 9,22 | LMI | Imaging | 103P/Hartley 2 [remote]
| 2018 Feb 21 | LMI | Imaging | C/2016 R2 PanSTARRS [remote TOO]
| 2018 Feb 9*,10*,18,23 | LMI | Imaging | 103P/Hartley 2 [remote,* by T. Farnham]
| 2018 Jan 18*,20,26 | LMI | Imaging | 103P/Hartley 2 [remote,* by T. Farnham]
| 2017 Dec 14-18 | LMI/DeVeny/NIHTS | Imaging/spectra | Phaethon
| 2017 Oct 24,30 | LMI | Imaging | 1I/'Oumuamua, misc UMD targets [remote]
| 2017 Feb 16 | LMI/DeVeny | Imaging/spectra | 45P/H-M-P [remote]
| 2016 Oct 23-24 | LMI/DeVeny | Imaging/spectra | 2P/Encke, 43P/W-H
| 2016 Oct 9 | LMI | Imaging | 2P/Encke [remote]
| 2016 Jul 7-8 | LMI | Imaging | 103P/Hartley 2 [observations by T. Farnham]
| 2016 Jun 30 | LMI | Imaging | 103P/Hartley 2 [remote]
| 2016 Jun 9 | LMI | Imaging | 103P/Hartley 2 [observations by D. Oszkiewicz]
| 2016 Jun 3, 5 | LMI | Imaging | 103P/Hartley 2 [remote]
| 2016 Apr 3-4 | LMI/DeVeny | Imaging/spectra | 252P/LINEAR [observations by D. Schleicher]
| 2016 Mar 4-5 | LMI/DeVeny | Imaging/spectra | 252P/LINEAR [observations by D. Schleicher]
| 2016 Feb 8-10 | LMI | Imaging | 6P/d'Arrest
| 2016 Jan 3 | LMI | Imaging | 6P/d'Arrest
| 2015 Dec 6-8 | LMI | Imaging | 6P/d'Arrest
| 2015 Sep 23-24 | LMI | Imaging | 6P/d'Arrest (remote)
| 2015 Jul 24 | LMI | Imaging | 322P/SOHO [observations by J. Llama]
| 2015 Jun 17, 18, 20 | LMI | Imaging | Misc Spitzer targets
| 2015 Mar 5 | LMI | Imaging | C/2015 D1 SOHO (acquired by T. Pugh)
| 2015 Jan 7 | LMI | Imaging | C/2012 K1 Panstarrs, C/2014 Q2 Lovejoy [remote]
| 2014 Oct 20 | LMI | Imaging | C/2013 A1 Siding Spring [observations by B. Skiff]
| 2014 Sep 20-21 | LMI | Imaging | 2P/Encke, C/2014 E2 Jacques (remote)
| 2014 Aug 26-29 | LMI | Imaging | 2P/Encke, C/2014 E2 Jacques
| 2014 May 26-28 | LMI | Imaging | 6P/d'Arrest, 209P/LINEAR
| 2014 May 2-4 | LMI | Imaging | 6P/d'Arrest (remote)
| 2014 Mar 28-29, Apr 4 | LMI | Imaging | 6P/d'Arrest
| 2013 Sep 30-Oct 4 | LMI | Imaging | 2P/Encke, C/2012 S1 ISON
| 2013 Sep 12-13 | LMI | Imaging | 2P/Encke, C/2012 S1 ISON
| 2013 May 1, 3 | LMI | Imaging | 10P/Tempel 2 (remote)
| 2013 Apr 4, 6 | LMI | Imaging | 10P/Tempel 2
| 2013 Mar 11 | LMI | Imaging | 10P/Tempel 2 (remote)
| 2013 Jan 12-13 | LMI | Imaging | 10P/Tempel 2
| Lowell 42 in Hall | 2020 May 2 | NASA42 | Imaging | C/2019 Y4 [by B. Skiff]
| 2020 Apr 2, 22-23, 25, 30 | NASA42 | Imaging | C/2019 Y4 [by B. Skiff]
| 2020 Mar 3-4, 22, 25, 27-28, 31 | NASA42 | Imaging | C/2019 Y4 [by B. Skiff]
| 2019 Mar 28-30 | NASA42 | Imaging | Asteroid 2006 HY51
| 2019 Feb 8-9* | NASA42 | Imaging | 46P/Wirtanen [*Observations by B. Skiff & J. Schindler]
| 2019 Jan 3-5, 26-28* | NASA42 | Imaging | 46P/Wirtanen [*Observations by B. Skiff & J. Schindler]
| 2018 Dec 9-10 | NASA42 | Imaging | 46P/Wirtanen
| 2018 Nov 9, 11-13* | NASA42 | Imaging | 46P/Wirtanen [*Observations by B. Skiff & J. Schindler]
| 2018 Nov 1-4 | NASA42 | Imaging | 21P/G-Z, 46P/Wirtanen [*Observations by T. Farnham]
| 2018 Sep 9, 11-12, 14-15 | NASA42 | Imaging | 21P/G-Z
| 2018 Aug 7-8, 21 | NASA42 | Imaging | 21P/G-Z [Observations by B. Skiff]
| 2018 Jul 7-8 | NASA42 | Imaging | 21P/G-Z
| 2017 Apr 21-24, 26 | NASA42 | Imaging | 41P/T-G-K [observations by B.Skiff and L. Bright]
| 2017 Mar 22, 24-27 | NASA42 | Imaging | 41P/T-G-K
| 2016 Apr 13 | NASA42 | Imaging | 252P/LINEAR [observations by D. Schleicher]
| 2016 Apr 6-7, 10 | NASA42 | Imaging | 252P/LINEAR, 9P/Tempel 1
| 2014 May 21, 29-30 | NASA42 | Imaging | 209P/LINEAR, C/2012 K1 Panstarrs
| 2013 Oct 8-9 | NASA42 | Imaging | 2P/Encke, C/2012 S1 ISON [observations by B. Skiff]
| 2013 Oct 5-6 | NASA42 | Imaging | 2P/Encke, C/2012 S1 ISON
| 2013 Jun 11-13 | NASA42 | Imaging | C/2011 L4 PanSTARRS, C/2012 F6 Lemmon, C/2012 S1 ISON
| 2013 Apr 7-8 | NASA42 | Imaging | C/2012 S1 ISON
| 2012 Jan 26-27, 30-31 | NASA42 | Imaging | 49P/Arend-Rigaux
| 2011 Oct 23, 28-30 | NASA42 | Imaging | C/2009 P1 Garradd, C/2010 G2 Hill
| 2011 Aug 2-5 | NASA42 | Imaging | C/2009 P1 Garradd, 45P/H-M-P
| 2011 Jun 30-Jul 2 | NASA42 | Imaging | 45P/H-M-P [observations by B. Skiff]
| 2011 Jan 7-9 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Dec 9-10 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Nov 2-5, 7 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Oct 16-17, 19 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Sep 9-13 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Aug 13-17 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Jul 19 | NASA42 | Imaging | 10P/Tempel 2, 103P/Hartley 2
| 2010 Jun 11-12 | NASA42 | Imaging | 81P/Wild 2, 10P/Tempel 2
| 2010 May 13,15 | NASA42 | Imaging | 81P/Wild 2, 10P/Tempel 2
| 2010 Apr 8-9, 17 | NASA42 | Imaging | 81P/Wild 2, 10P/Tempel 2
| 2010 Mar 12-14 | NASA42 | Imaging | 81P/Wild 2, 10P/Tempel 2
| 2010 Feb 13-15 | NASA42 | Imaging | 81P/Wild 2
| 2009 Dec 15-16 | NASA42 | Imaging | 81P/Wild 2
| 2009 Nov 14-15 | SITe | Imaging | 81P/Wild 2
| 2009 Oct 21-23 | SITe | Imaging | 22P/Kopff, 81P/Wild 2
| 2009 Sep 15-18 | SITe | Imaging | 22P/Kopff
| 2009 Aug 26-28 | SITe | Imaging | 22P/Kopff
| 2009 Jul 28-30 | SITe | Imaging | 22P/Kopff
| 2009 Jun 20-22 | SITe | Imaging | 22P/Kopff
| 2009 May 14-15 | SITe | Imaging | C/2007 N3 (Lulin)
| 2009 Apr 22-25 | SITe | Imaging | C/2007 N3 (Lulin)
| 2009 Mar 27-31 | SITe | Imaging | C/2007 N3 (Lulin)
| 2009 Feb 24-Mar 2 | SITe | Imaging | C/2007 N3 (Lulin)
| 2009 Jan 30-Feb 2 | SITe | Imaging | C/2007 N3 (Lulin)
| 2008 Aug 27-29 | SITe | Imaging | 6P/d'Arrest
| 2008 Jul 31-Aug 6 | SITe | Imaging | 6P/d'Arrest
| Lowell 31 in (robotic mode) | 2020 Feb 3 | NASAcam | Imaging | C/2017 T2 Panstarrs
| 2020 Jan 1, 3, 23, 28, 30-31 | NASAcam | Imaging | C/2017 T2 Panstarrs
| 2019 Dec 16 | NASAcam | Imaging | 2I/Borisov
| 2019 Nov 5, 8, 9, 12, 13, 16-19 | NASAcam | Imaging | 2I/Borisov
| 2019 Oct 1-3, 5-8, 12-14, 25-27, 29-31 | NASAcam | Imaging | 2I/Borisov
| 2019 Sep 13, 14, 19-22 | NASAcam | Imaging | 2I/Borisov
| 2019 Feb 8-12 | NASAcam | Imaging | 46P/Wirtanen, 64P/Swift-Gehrels, C/2018 Y1 Iwamoto
| 2019 Jan 4,5 | NASAcam | Imaging | 46P/Wirtanen, 64P/Swift-Gehrels, C/2018 Y1 Iwamoto
| 2018 Dec 5, 12, 19, 21-25, 27, 30-31 | NASAcam | Imaging | 46P/Wirtanen, 64P/Swift-Gehrels
| 2018 Nov 1, 4, 10-13, 15-16, 26-27, 29 | NASAcam | Imaging | 46P/Wirtanen, 64P/Swift-Gehrels
| 2018 Oct 6, 10, 15, 20, 28 | NASAcam | Imaging | 21P/G-Z, 46P/Wirtanen
| 2018 Sep 8-12 | NASAcam | Imaging | 21P/G-Z
| 2018 Aug 28, 30-31 | NASAcam | Imaging | 21P/G-Z
| 2018 Jun 18-20, 25-28 | NASAcam | Imaging | 21P/G-Z
| 2018 Apr 5,7-9 | NASAcam | Imaging | C/2016 R2 PanSTARRS
| 2018 Feb 6-7 | NASAcam | Imaging | 276033
| 2018 Jan 12-15 | NASAcam | Imaging | C/2017 T1 Heinze, C/2016 R2 PanSTARRS
| 2017 Dec 3,6-7,14-16,18 | NASAcam | Imaging | Phaethon
| 2017 Aug 7, 8, 12, 16-18 | NASAcam | Imaging | C/2017 O1
| 2017 Jun 21-22 | NASAcam | Imaging | C/2015 ER61
| 2017 May 1-4, 17 | NASAcam | Imaging | 41P/T-G-K, C/2015 V2 Johnson
| 2017 Apr 2-3,10-12,14-20,24,26-30 | NASAcam | Imaging | 41P/T-G-K, C/2015 V2 Johnson
| 2017 Mar 20-22, 25, 29, 30 | NASAcam | Imaging | 45P/H-M-P, 41P/T-G-K, C/2017 E4 Lovejoy
| 2017 Feb 15-16, 21-22, 24-25 | NASAcam | Imaging | 45P/H-M-P
| 2016 Oct 2 | NASAcam | Imaging | 45P/H-M-P
| 2016 May 16, 20 | NASAcam | Imaging | C/2013 X1 Panstarrs
| 2016 May 4-5, 10 | NASAcam | Imaging | 9P/Tempel 1
| 2016 Apr 2-3, 5, 20-21 | NASAcam | Imaging | 9P/Tempel 1, 252P/LINEAR
| 2016 Mar 1, 15 | NASAcam | Imaging | 9P/Tempel 1
| 2016 Feb 4-6, 8, 10, 12-15, 28 | NASAcam | Imaging | 9P/Tempel 1
| 2015 Dec 17-18, 28, 31 | NASAcam | Imaging | C/2013 US10 Catalina
| 2015 Dec 1-3, 5, 13 | NASAcam | Imaging | 67P/Churyumov-Gerasimenko
| 2015 Nov 1-3, 8-10, 18-20, 27, 30 | NASAcam | Imaging | 67P/Churyumov-Gerasimenko
| 2015 Oct 2-4, 9, 13, 24 | NASAcam | Imaging | 67P/Churyumov-Gerasimenko
| 2015 Sep 12, 17-20, 24-26, 30 | NASAcam | Imaging | 67P/Churyumov-Gerasimenko
| 2015 Aug 18-21, 29 | NASAcam | Imaging | 67P/Churyumov-Gerasimenko
| 2015 Jul 12, 15, 26-27, Aug 3, 5-6 | NASAcam | Imaging | 29P/Schwassmann-Wachmann 1
| 2015 Mar 7-9, 15-17 | NASAcam | Imaging | C/2014 Q2 Lovejoy
| 2015 Mar 5 | NASAcam | Imaging | C/2015 D1 SOHO (acquired by E. Anderson for NURO)
| 2015 Feb 2-5,11-18 | NASAcam | Imaging | C/2014 Q2 Lovejoy
| 2015 Jan 6-10,24 | NASAcam | Imaging | C/2014 Q2 Lovejoy
| 2014 Dec 24, 27-30 | NASAcam | Imaging | C/2014 Q2 Lovejoy
| 2014 Dec 23 | NASAcam | Imaging | C/2012 K1 Pan-STARRS
| 2014 Oct 12-15, 20-24 | NASAcam | Imaging | C/2013 A1 Siding Spring, C/2014 E2 Jacques, C/2012 K1 Pan-STARRS
| 2014 Sep 13, 20 | NASAcam | Imaging | C/2014 E2 Jacques
| 2014 Aug 30, Sep 1-4 | NASAcam | Imaging | C/2014 E2 Jacques
| 2014 Aug 5-8 | NASAcam | Imaging | C/2014 E2 Jacques
| 2014 Jun 17-21 | NASAcam | Imaging | C/2012 K1 Pan-STARRS
| 2014 Apr 20-21 | NASAcam | Imaging | C/2014 E2 Jacques, C/2012 K1 Pan-STARRS
| 2013 Nov 1, 2, 4, 6-12 | NASAcam | Imaging | C/2012 S1 ISON
| 2013 Oct 4-6, 9, 15 | NASAcam | Imaging | 2P/Encke, C/2012 S1 ISON
| 2013 Jan 6-7 | NASAcam | Imaging | 274P/Tombaugh-Tenagra
| 2012 Apr 18-25 | NASAcam | Imaging | 49P/Arend-Rigaux
| 2012 Feb 17-19, 21, 23-26 | NASAcam | Imaging | 49P/Arend-Rigaux
| 2012 Jan 25-30 | NASAcam | Imaging | 49P/Arend-Rigaux
| 2011 Nov 1-4, 27-28, 30 | NASAcam | Imaging | C/2009 P1 Garradd, C/2010 G2 Hill
| 2011 Oct 23-24, 28-31 | NASAcam | Imaging | C/2009 P1 Garradd
| 2011 Sep 30 | NASAcam | Imaging | C/2009 P1 Garradd
| 2011 Jul 13 | NASAcam | Imaging | LaSagra fields
| 2010 Nov 1-2, 5-6, 10, 12-14, 16, 26-27 | NASAcam | Imaging | 103P/Hartley 2
| 2010 Oct 12-15, 31 | NASAcam | Imaging | 103P/Hartley 2 | Lowell 72 in Perkins | 2011 Mar 25 | PRISM | Imaging | LIRG
| 2010 Jun 10 | PRISM | Imaging | 81P/Wild 2, P/2010 H3
| KPNO 4-m | 2005 Jan 4-8 & 12-16 | MOSAIC | Imaging | Kreutz comet survey
| KPNO 2.1-m | 2006 May 4-11 | SQIID | Imaging | 73P/Schwassmann-Wachmann 3
| 2005 July 1-8 | SQIID | Imaging | 9P/Tempel 1 (Deep Impact encounter)
| 2005 May 13-16 | F3KB | Imaging | 9P/Tempel 1, C/2004 Q2 (Machholz)
| 2005 April 8-13 | F3KB | Imaging | 9P/Tempel 1, C/2004 Q2 (Machholz)
| McMath-Pierce Solar | 2013 Nov 22-29 | East Auxiliary | Spectra | C/2012 S1 ISON
| 2007 May 21-25 | Main Telescope | Spectra | Mercury atmosphere
| 2006 Nov 6-9 | Main Telescope | Spectra | Mercury transit
| Las Cumbres Observatory | 2013 Nov 1, 8-10, 14, 16 | McDonald Observatory 1-m | Imaging | C/2012 S1 ISON [queued observing]
| 2013 Oct 21-24, Nov 2, 3, 7-8 | Faulkes North 2-m | Imaging | C/2012 S1 ISON [queued observing]
| Vatican Advance Technology Telescope (VATT) | 2015 Jun 24 | CCD | Imaging | Suspected dead comets
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