[IGSREPORT-31163] Wk 2439 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Oct 21 06:17:13 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2439
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
COD 289 1.16 0.61 1.02 0.55 3.49 0.54 | 74 1.19 0.65 1.03 0.56 3.34 0.53
SIO 342 1.54 0.63 1.58 0.62 4.05 0.71 | 74 1.53 0.65 1.72 0.67 4.40 0.79
GFZ 143 0.78 0.51 0.84 0.52 2.73 0.49 | 74 0.85 0.56 0.88 0.55 2.98 0.54
MIT 351 0.85 0.54 0.76 0.49 2.74 0.56 | 74 0.85 0.60 0.93 0.65 2.67 0.61
NGS 248 1.47 0.59 1.53 0.67 4.39 0.56 | 74 1.44 0.61 1.67 0.76 4.34 0.57
JPL 120 0.75 0.53 0.73 0.52 2.58 0.50 | 48 0.72 0.53 0.76 0.56 2.54 0.50
EMR 104 1.21 0.60 1.20 0.66 4.36 0.65 | 40 1.23 0.61 1.12 0.61 4.67 0.71
ESA 188 0.75 0.48 0.80 0.54 3.09 0.54 | 55 0.78 0.51 0.85 0.58 3.04 0.54
GRG 117 1.04 0.62 0.86 0.57 2.68 0.48 | 37 0.89 0.57 0.78 0.52 2.68 0.49
JGX 151 1.09 0.67 0.76 0.44 2.86 0.50 | 42 1.01 0.63 0.82 0.48 3.31 0.59
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Center variance scale factors for week 2439
CEN 277 278 279 280 281 282 283 | MEAN |
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COD 1.17 1.45 1.27 1.37 1.29 1.09 1.44 | 1.30 |
SIO 0.61 0.73 0.69 0.77 0.72 0.54 0.60 | 0.67 |
GFZ 7.06 7.80 8.18 7.40 9.31 7.93 10.88 | 8.37 |
MIT 1.13 1.30 1.36 1.46 1.08 1.29 1.25 | 1.27 |
NGS 279.58 349.14 238.59 264.25 222.30 258.00 304.06 | 273.70 |
JPL 4.18 5.27 4.91 5.65 5.53 7.29 7.43 | 5.75 |
EMR 5.45 4.90 5.39 2.86 3.07 4.92 2.92 | 4.21 |
ESA 3.81 3.77 4.22 5.88 4.47 4.13 4.07 | 4.34 |
GRG 32.83 37.56 44.30 34.98 43.03 40.19 36.44 | 38.48 |
JGX 48.91 44.35 29.15 29.68 35.77 36.69 38.37 | 37.56 |
NOTE: COD scale factor multiplied by 10^4
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FIT to reference frame at reference frame sites for week 2439
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 48 2.86 1.66 2.62 1.48 7.71 1.25 igc20
SIO 49 3.05 1.32 2.69 1.09 9.85 1.68 igc20
GFZ 43 3.24 2.21 2.67 1.66 6.39 1.15 igc20
MIT 48 2.84 2.18 2.58 1.91 8.28 1.93 igc20
NGS 43 3.06 1.39 3.08 1.44 9.98 1.33 igc20
JPL 47 2.50 1.85 2.45 1.85 8.18 1.63 igc20
EMR 41 3.14 1.71 2.76 1.58 7.82 1.16 igc20
ESA 46 2.68 1.83 2.19 1.54 6.56 1.17 igc20
GRG 45 2.55 1.63 2.52 1.68 7.60 1.35 igc20
JGX 38 2.59 1.74 2.60 1.61 7.16 1.31 igc20
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FIT to combined solutions at reference frame sites for week 2439
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 48 1.21 0.69 1.07 0.60 3.54 0.57 COMB
SIO 50 1.54 0.66 1.55 0.62 4.98 0.85 COMB
GFZ 44 0.87 0.59 0.99 0.61 3.01 0.54 COMB
MIT 48 0.88 0.67 0.79 0.58 2.86 0.66 COMB
NGS 43 1.36 0.60 1.55 0.73 4.54 0.60 COMB
JPL 47 0.69 0.50 0.69 0.51 2.62 0.52 COMB
EMR 41 1.32 0.68 1.23 0.67 3.98 0.59 COMB
ESA 46 0.75 0.51 0.76 0.53 3.08 0.55 COMB
GRG 45 0.93 0.59 0.79 0.52 2.86 0.51 COMB
JGX 38 1.14 0.76 0.75 0.45 3.31 0.61 COMB
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RESULTS FOR GPS WEEK 2439 DOW 0
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 306 1.07 0.59 0.99 0.57 3.71 0.60 | 78 1.04 0.59 0.99 0.56 3.60 0.59
SIO 350 1.34 0.58 1.42 0.61 3.96 0.72 | 78 1.70 0.75 1.59 0.67 4.60 0.83
GFZ 147 0.71 0.50 0.79 0.52 2.51 0.48 | 78 0.80 0.57 0.89 0.60 2.82 0.55
MIT 351 0.74 0.50 0.66 0.45 2.76 0.60 | 78 0.81 0.60 0.69 0.50 2.79 0.66
NGS 254 1.28 0.53 1.62 0.71 4.44 0.56 | 78 1.30 0.56 1.78 0.80 4.75 0.62
JPL 120 0.64 0.51 0.59 0.48 2.53 0.54 | 52 0.71 0.59 0.65 0.54 2.35 0.52
EMR 107 1.46 0.63 1.48 0.71 4.97 0.62 | 43 1.51 0.66 1.44 0.68 5.22 0.66
ESA 188 0.77 0.52 0.73 0.53 3.11 0.57 | 57 0.83 0.57 0.74 0.53 3.26 0.60
GRG 124 1.01 0.64 0.78 0.55 2.51 0.47 | 39 1.03 0.68 0.82 0.57 2.45 0.46
JGX 159 1.20 0.66 0.94 0.48 2.85 0.43 | 44 1.23 0.69 1.01 0.52 3.06 0.47
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RESULTS FOR GPS WEEK 2439 DOW 1
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 298 1.19 0.60 1.13 0.59 3.45 0.51 | 75 1.17 0.60 1.19 0.62 3.37 0.51
SIO 348 1.48 0.57 1.92 0.68 4.15 0.69 | 75 1.52 0.61 2.02 0.72 4.39 0.76
GFZ 148 0.71 0.49 0.80 0.52 2.55 0.48 | 75 0.79 0.55 0.79 0.52 2.63 0.50
MIT 351 0.77 0.49 0.78 0.49 2.63 0.53 | 75 0.84 0.59 0.98 0.68 2.77 0.63
NGS 250 2.04 0.76 1.36 0.54 4.05 0.46 | 75 1.98 0.77 1.56 0.64 3.95 0.47
JPL 120 0.74 0.54 0.73 0.53 2.53 0.50 | 48 0.77 0.58 0.70 0.54 2.39 0.49
EMR 104 1.40 0.65 1.22 0.63 4.37 0.59 | 41 1.31 0.62 1.10 0.57 5.26 0.72
ESA 188 0.66 0.45 0.77 0.56 2.98 0.55 | 55 0.65 0.45 0.90 0.66 2.98 0.55
GRG 122 1.02 0.61 0.99 0.65 2.72 0.48 | 39 0.85 0.53 0.88 0.58 2.42 0.44
JGX 154 1.17 0.66 0.86 0.47 2.95 0.47 | 42 0.95 0.55 0.87 0.47 3.46 0.56
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RESULTS FOR GPS WEEK 2439 DOW 2
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 296 1.29 0.69 0.87 0.48 3.33 0.53 | 74 1.23 0.67 0.92 0.51 2.91 0.47
SIO 344 1.59 0.65 1.58 0.59 4.26 0.74 | 74 1.35 0.57 1.68 0.63 4.43 0.79
GFZ 145 0.73 0.48 0.80 0.50 2.64 0.48 | 74 0.77 0.51 0.82 0.52 2.97 0.55
MIT 349 0.78 0.49 0.79 0.50 2.76 0.55 | 74 0.81 0.56 1.01 0.71 2.65 0.60
NGS 249 1.18 0.54 1.40 0.69 4.53 0.64 | 74 1.33 0.64 1.50 0.76 4.43 0.65
JPL 120 0.68 0.52 0.61 0.47 2.31 0.48 | 49 0.67 0.53 0.64 0.52 2.04 0.44
EMR 104 1.41 0.62 1.39 0.68 4.31 0.55 | 41 1.39 0.61 1.36 0.66 4.65 0.59
ESA 188 0.68 0.44 0.76 0.53 3.04 0.54 | 54 0.65 0.43 0.74 0.52 2.98 0.53
GRG 117 1.01 0.58 0.91 0.57 2.81 0.48 | 38 0.82 0.49 0.82 0.52 2.49 0.43
JGX 143 0.98 0.67 0.65 0.43 2.83 0.55 | 41 0.88 0.61 0.73 0.48 3.15 0.63
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RESULTS FOR GPS WEEK 2439 DOW 3
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 288 1.24 0.63 1.22 0.64 3.32 0.50 | 74 1.37 0.72 1.20 0.63 3.21 0.50
SIO 340 1.68 0.67 1.53 0.62 4.11 0.70 | 74 1.42 0.61 1.53 0.64 4.22 0.75
GFZ 141 0.83 0.56 0.79 0.50 2.76 0.50 | 74 0.94 0.64 0.76 0.48 3.12 0.58
MIT 350 0.88 0.54 0.81 0.50 2.71 0.53 | 74 0.92 0.63 0.99 0.66 2.77 0.61
NGS 250 1.19 0.50 1.67 0.74 3.94 0.51 | 74 1.21 0.54 1.83 0.84 3.95 0.53
JPL 120 0.70 0.50 0.70 0.51 2.53 0.49 | 48 0.58 0.44 0.63 0.48 2.26 0.46
EMR 102 0.92 0.56 0.85 0.59 3.82 0.68 | 40 1.03 0.63 0.87 0.60 4.43 0.80
ESA 188 0.92 0.51 0.95 0.55 3.13 0.47 | 56 0.94 0.53 1.02 0.60 3.04 0.46
GRG 118 0.91 0.57 0.79 0.55 2.55 0.48 | 39 0.94 0.63 0.58 0.41 2.66 0.51
JGX 144 0.95 0.65 0.66 0.44 3.10 0.61 | 41 0.80 0.56 0.69 0.47 3.30 0.66
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RESULTS FOR GPS WEEK 2439 DOW 4
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 277 1.04 0.55 1.07 0.59 3.52 0.55 | 74 1.12 0.62 1.00 0.55 3.59 0.58
SIO 339 1.69 0.66 1.56 0.61 3.97 0.67 | 74 1.64 0.66 1.64 0.64 4.31 0.75
GFZ 142 0.79 0.49 0.92 0.53 2.91 0.49 | 74 0.88 0.55 1.05 0.62 3.08 0.53
MIT 350 0.64 0.44 0.72 0.51 2.64 0.59 | 74 0.70 0.53 0.97 0.74 2.25 0.56
NGS 246 1.17 0.53 1.43 0.69 4.34 0.60 | 74 1.14 0.54 1.66 0.83 4.22 0.61
JPL 120 0.72 0.51 0.75 0.54 2.63 0.50 | 49 0.62 0.46 0.87 0.65 2.76 0.55
EMR 104 0.96 0.56 0.99 0.64 4.13 0.69 | 41 0.95 0.56 0.87 0.57 4.43 0.76
ESA 188 0.69 0.43 0.85 0.57 3.07 0.52 | 57 0.75 0.48 0.89 0.60 3.18 0.55
GRG 113 1.01 0.59 0.96 0.61 2.54 0.44 | 36 0.96 0.59 0.85 0.54 3.08 0.54
JGX 144 1.13 0.69 0.80 0.47 2.74 0.48 | 41 0.96 0.60 0.81 0.49 3.44 0.62
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RESULTS FOR GPS WEEK 2439 DOW 5
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 276 1.03 0.59 0.80 0.47 3.41 0.57 | 72 1.19 0.71 0.81 0.48 3.01 0.53
SIO 336 1.49 0.64 1.33 0.54 3.90 0.73 | 72 1.37 0.61 1.62 0.66 4.25 0.81
GFZ 140 0.75 0.49 0.84 0.52 2.77 0.49 | 72 0.78 0.51 0.92 0.57 3.06 0.56
MIT 350 1.18 0.72 0.75 0.47 2.83 0.56 | 72 1.03 0.69 0.90 0.60 2.83 0.62
NGS 245 1.45 0.59 1.53 0.66 4.54 0.57 | 72 1.41 0.61 1.71 0.76 4.45 0.58
JPL 120 0.97 0.61 0.83 0.53 2.75 0.46 | 47 0.96 0.61 0.87 0.57 3.07 0.54
EMR 103 1.19 0.56 1.37 0.72 4.42 0.60 | 39 1.17 0.55 1.21 0.65 3.62 0.50
ESA 188 0.80 0.52 0.72 0.51 3.03 0.54 | 55 0.87 0.58 0.80 0.56 3.01 0.54
GRG 114 1.23 0.71 0.76 0.49 2.90 0.50 | 35 0.82 0.50 0.73 0.48 2.88 0.52
JGX 158 1.04 0.66 0.65 0.39 2.76 0.49 | 43 1.03 0.67 0.67 0.41 3.54 0.64
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RESULTS FOR GPS WEEK 2439 DOW 6
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 288 1.19 0.60 0.99 0.51 3.64 0.53 | 75 1.18 0.61 1.05 0.54 3.60 0.54
SIO 337 1.50 0.62 1.63 0.66 3.95 0.70 | 75 1.67 0.70 1.88 0.75 4.56 0.81
GFZ 141 0.93 0.55 0.93 0.52 2.96 0.48 | 75 0.98 0.58 0.93 0.53 3.16 0.52
MIT 357 0.84 0.52 0.78 0.48 2.83 0.56 | 75 0.84 0.56 0.93 0.62 2.55 0.55
NGS 243 1.72 0.64 1.68 0.67 4.84 0.56 | 75 1.57 0.61 1.62 0.65 4.58 0.54
JPL 120 0.76 0.50 0.85 0.56 2.76 0.50 | 49 0.66 0.44 0.88 0.59 2.77 0.51
EMR 105 1.00 0.61 0.91 0.61 4.42 0.77 | 41 1.10 0.66 0.81 0.53 4.83 0.84
ESA 188 0.68 0.45 0.79 0.56 3.24 0.58 | 57 0.75 0.51 0.82 0.58 2.82 0.51
GRG 114 1.06 0.63 0.80 0.52 2.72 0.48 | 38 0.81 0.50 0.77 0.51 2.77 0.50
JGX 157 1.09 0.67 0.72 0.42 2.80 0.48 | 44 1.11 0.69 0.86 0.50 3.21 0.55
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CENTER SINEX ERRORS:
EMR MATE Real LEIAR20 LEIM dL1 0.0005 0.0001 0.1249 dL2 0.0001 -0.0002 0.1335 m ../glbs/h2610041200_EMR.gls
EMR MATE Used LEIAR20 NONE dL1 0.0005 0.0001 0.1222 dL2 0.0001 -0.0006 0.1318 m ../glbs/h2610041200_EMR.gls
EMR NRMD Real TRM115000.00 TZGD dL1 0.0006 -0.0000 0.0644 dL2 0.0007 0.0002 0.0573 m ../glbs/h2610051200_EMR.gls
EMR NRMD Used TRM115000.00 TZGD dL1 0.0002 0.0001 0.0660 dL2 0.0003 0.0001 0.0580 m ../glbs/h2610051200_EMR.gls
EMR WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2610041200_EMR.gls
EMR WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2610041200_EMR.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2610041200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2610041200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2610041200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2610041200_SIO.gls
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