Observed Energy Distribution: Q1028+313 log nu0 log nu1 log nu2 log nuFnu Date Aper Filter Instrument Ref (Hz) (Hz) (Hz) (Jy Hz) (") or or Detector Telescope 9.70 9.70 9.70 8.66( + 0.00 - 0.00 ) 1982 Oct 23 4.0 - VLA/B AJ089,1464 10.95 10.95 10.95 10.10( + 0.08 - 0.10 ) 1980 Mar 30 - - NRAO AJ087,0595 12.48 12.40 12.56 < 12.07 1983 300.0 IRAS4 IRAS Table11 12.70 12.57 12.87 < 11.84 1983 300.0 IRAS3 IRAS Table11 13.08 13.00 13.20 < 12.16 1983 300.0 IRAS2 IRAS Table11 13.40 13.30 13.55 < 12.40 1983 300.0 IRAS1 IRAS Table11 13.93 13.88 14.00 11.91( + 0.06 - 0.06 ) 1985 Jun 2 5.0 L MMT Table9 13.93 13.88 14.00 11.69( + 0.06 - 0.06 ) 1985 Jun 3 5.0 L MMT Table9 14.13 14.11 14.19 11.82( + 0.02 - 0.02 ) 1985 Jun 2 9.0 K MMT Table9 14.13 14.11 14.19 11.80( + 0.08 - 0.08 ) 1980 Dec 16 - K MtLemmon ApJ259,486 14.26 14.23 14.31 11.74( + 0.02 - 0.02 ) 1985 Jun 2 9.0 H MMT Table9 14.26 14.23 14.31 11.71( + 0.02 - 0.02 ) 1985 Jun 3 5.0 H MMT Table9 14.38 14.35 14.45 11.81( + 0.02 - 0.02 ) 1985 Jun 2 9.0 J MMT Table9 14.52 14.46 14.58 11.90( + 0.02 - 0.02 ) 1985 May 13 14.0 I MtHopk(24in) Table6 14.52 14.46 14.58 11.71( + 0.00 - 0.00 ) 1981 Feb 2 - I MtLemmon ApJ259,486 14.52 14.46 14.58 11.63( + 0.00 - 0.00 ) 1981 Apr 1 - I MtLemmon ApJ259,486 14.55 14.54 14.55 11.70( + 0.02 - 0.02 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.56 14.55 14.57 11.73( + 0.02 - 0.02 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.57 14.57 14.57 11.75( + 0.02 - 0.02 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.62 14.61 14.62 11.78( + 0.02 - 0.02 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.63 14.62 14.64 11.81( + 0.01 - 0.01 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.63 14.57 14.70 11.83( + 0.02 - 0.02 ) 1985 May 13 14.0 R MtHopk(24in) Table6 14.63 14.57 14.70 11.65( + 0.00 - 0.00 ) 1981 Feb 2 - R MtLemmon ApJ259,486 14.63 14.57 14.70 11.58( + 0.00 - 0.00 ) 1981 Apr 1 - R MtLemmon ApJ259,486 14.64 14.64 14.65 11.80( + 0.02 - 0.02 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.66 14.65 14.67 11.77( + 0.01 - 0.01 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.67 14.67 14.68 11.79( + 0.01 - 0.01 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.69 14.68 14.70 11.80( + 0.01 - 0.01 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.74 14.74 14.75 11.86( + 0.01 - 0.01 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.74 14.70 14.78 11.94( + 0.02 - 0.02 ) 1985 May 13 14.0 V MtHopk(24in) Table6 14.74 14.70 14.78 11.66( + 0.00 - 0.00 ) 1981 Feb 2 - V MtLemmon ApJ259,486 14.74 14.70 14.78 11.47( + 0.00 - 0.00 ) 1981 Apr 1 - V MtLemmon ApJ259,486 14.75 14.75 14.76 11.86( + 0.01 - 0.01 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.83 14.82 14.83 11.93( + 0.06 - 0.06 ) 1988 Sep 4 10.0 - MMT/FOGS Elvis,etal.1990 14.83 14.78 14.89 11.96( + 0.02 - 0.02 ) 1985 May 13 14.0 B MtHopk(24in) Table6 14.83 14.78 14.89 11.59( + 0.00 - 0.00 ) 1981 Feb 2 - B MtLemmon ApJ259,486 14.83 14.78 14.89 11.28( + 0.00 - 0.00 ) 1981 Apr 1 - B MtLemmon ApJ259,486 14.92 14.89 14.96 11.63( + 0.00 - 0.00 ) 1981 Feb 2 - U MtLemmon ApJ259,486 14.92 14.89 14.96 11.53( + 0.00 - 0.00 ) 1981 Apr 1 - U MtLemmon ApJ259,486 14.98 14.97 14.98 12.03( + 0.03 - 0.03 ) 1987 Dec 27 15.0 - LWP12386 RDAF 14.99 14.98 15.00 11.99( + 0.03 - 0.03 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.01 15.00 15.02 12.07( + 0.02 - 0.02 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.03 15.02 15.04 12.04( + 0.02 - 0.02 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.04 15.04 15.05 12.05( + 0.02 - 0.02 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.06 15.05 15.07 12.01( + 0.02 - 0.02 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.08 15.07 15.09 12.03( + 0.02 - 0.02 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.11 15.09 15.12 12.06( + 0.02 - 0.03 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.14 15.14 15.15 12.04( + 0.04 - 0.04 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.16 15.15 15.16 12.06( + 0.03 - 0.04 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.17 15.16 15.18 12.08( + 0.05 - 0.06 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.18 15.18 15.19 12.09( + 0.03 - 0.03 ) 1987 Dec 27 15.0 - LWP12386 RDAF 15.20 15.19 15.20 12.15( + 0.02 - 0.02 ) 1986 Apr 22 15.0 - SWP28214 RDAF 15.24 15.23 15.24 12.09( + 0.02 - 0.02 ) 1986 Apr 22 15.0 - SWP28214 RDAF 15.28 15.27 15.28 12.08( + 0.03 - 0.03 ) 1986 Apr 22 15.0 - SWP28214 RDAF 15.29 15.28 15.30 12.11( + 0.02 - 0.03 ) 1986 Apr 22 15.0 - SWP28214 RDAF 15.36 15.35 15.36 12.09( + 0.02 - 0.03 ) 1986 Apr 22 15.0 - SWP28214 RDAF 15.37 15.36 15.39 12.21( + 0.02 - 0.02 ) 1986 Apr 22 15.0 - SWP28214 RDAF 16.68 16.56 16.86 11.56( + 0.10 - 0.14 ) 1979 May 24 360.0 XS IPC4256 AAp253,035 17.38 16.59 18.38 11.26( + 0.04 - 0.04 ) 1979 May 24 360.0 IPC/MPC IPC4256 AAp253,035