2000年6月以来,観測が途絶えていたこの彗星の観測に佐治の織部隆明氏が

1月30日と2月18日にその追跡に成功しました.氏の CCD全光度は,それぞれ,

18.3等,18.5等でした.



    P/1999 E1 (Li) 

Epoch 1999 Jan. 22.0 TT = JDT 2451200.5  

T 1999 Jan. 31.70760 TT                                 Nakano

q   3.9199677            (2000.0)            P               Q

n   0.01495255     Peri.  329.75862     -0.25802710     -0.77524264

a  16.3177083      Node   127.83276     +0.96596868     -0.21816984

e   0.7597722      Incl.   46.88664     +0.01806982     +0.59279066

P  65.92

From 284 observations 1999 Jan. 22-2001 Feb. 18, mean residual 0".65.

Residuals in seconds of arc 

1999/                     990331 402  0.1-  0.3-    000118 900  0.2-  0.4+  

990122 704  1.3+  0.9-    990403 402  0.2-  0.7-    000118 900  0.4-  0.9+  

990122 704  1.4-  0.9+    990403 402  1.6+  1.3-    000128 900  0.3+  0.6+  

990122 704 (0.4-  2.2-)   990403 402  0.6+  1.6-    000128 349  0.7+  0.9+  

990122 704 (0.7-  3.4-)   990404 118  0.4+  0.7-    000128 349  0.2-  1.0+  

990313 662  0.1-  0.8+    990404 118  0.3-  0.4-    000128 900  0.3+  0.7+  

990316 662  0.0   0.3+    990404 118  0.4+  0.3-    000128 349  0.7+  0.4-  

990316 662  0.4-  0.2+    990405 372  0.4-  0.9+    000129 704  0.4+  0.3-  

990316 662  0.1+  0.1+    990405 860 (2.3-  0.7+)   000129 704  0.5+  0.8+  

990317 859  0.1-  1.5-    990405 860  1.4-  0.7+    000129 704  0.8+  0.6+  

990317 859  0.1+  0.7-    990406 402  0.9+  0.6+    000129 704  0.6+  1.1+  

990317 859  0.6-  0.0     990406 402  0.4-  0.1+    000129 704  0.3+  1.3+  

990317 859  0.3-  0.0     990406 402  0.9-  0.9-    000204 355  0.5-  0.2+  

990317 758  0.0   0.3+    990407 360  0.3-  1.0+    000204 355  0.5-  0.1-  

990317 859  0.4-  0.3+    990407 360  0.7-  1.0+    000204 355  0.0   0.1+  

990317 758  0.1+  0.6+    990407 360  0.6-  0.4+    000205 170  0.7+  0.3-  

990317 758  0.0   0.4+    990407 897  1.2+  0.4-    000205 170 (0.2+  3.0-) 

990317 758 (0.6-  2.2+)   990407 897  1.9+  1.1-    000208 294  1.1-  1.3-  

990317 758  1.3-  0.2-    990408 372  1.0-  1.9+    000208 294  0.9-  0.0   

990317 422  0.4+  0.0     990408 372  1.9-  1.8+    000209 294  0.6+  0.4+  

990317 422  0.4+  0.4+    990408 402  0.5-  0.1-    000209 294 (4.1-  0.7+) 

990317 422  0.6+  0.1+    990408 402  0.4-  0.1+    000209 294 (0.8-  4.0-) 

990317 372  0.2-  1.4+    990408 402  0.3-  0.2+    000209 294 (5.9-  4.2+) 

990317 372  1.1-  0.5-    990408 118  0.3-  0.3-    000210 355  0.4-  0.4-  

990317 367  0.1+  1.9+    990408 118  0.5-  0.0     000210 355  0.3-  0.1+  

990317 372  0.2+  0.7+    990412 428  0.6-  0.0     000210 355  0.7-  0.1+  

990317 367  0.1+  0.2+    990412 428  0.4-  0.3-    000215 355  0.6+  0.2-  

990317 402  0.1-  0.3+    990414 360  0.3-  0.3+    000215 355  0.0   0.3+  

990317 402  0.2-  0.5-    990414 360  0.6-  0.8+    000215 355  0.5+  0.1-  

990317 402  0.4+  0.8-    990414 118  0.5-  0.5+    000227 704  0.7+  0.2-  

990317 367  0.5-  0.7-    990414 118  0.6-  0.0     000227 704  0.8+  0.3+  

990317 402  0.1+  0.7+    990414 118  0.7-  0.3+    000227 704  0.5+  1.2+  

990317 118  0.1-  0.4-    990416 693  0.4-  0.8+    000227 704  1.1+  1.5+  

990317 104 (2.1+  1.7-)   990416 693  1.3-  0.5+    000227 704  0.3-  1.2+  

990317 118  0.2+  0.3-    990416 693  0.2-  0.8+    000301 900  0.6-  0.5+  

990317 104  1.3+  0.8-    990418 113  0.4+  0.6+    000301 900  0.6-  0.9+  

990317 118  0.1-  0.0     990418 113  1.3+  0.8+    000302 360  0.5+  0.5+  

990317 104  0.5+  0.1+    990428 118  0.2-  0.9-    000302 360  0.5+  0.5+  

990317 104  0.0   1.0+    990428 118  0.8-  0.8-    000306 143  0.6-  1.5-  

990317 104  0.2+  0.1-    990428 118  1.1-  1.1-    000306 143  0.6-  1.5-  

990317 046  0.5-  0.3+    990429 118  0.1-  0.7-    000306 143  0.8-  1.3-  

990317 046  0.2-  0.2-    990429 118  0.2+  0.5-    000306 143  1.4-  1.1-  

990317 046  0.1-  0.7-    990430 402  0.7+  0.7-    000306 143  1.2-  1.5-  

990317 046  0.0   0.3-    990430 402  0.2+  0.0     000306 143  1.3-  1.3-  

990318 428  0.4+  0.3+    990430 402  0.1+  0.4-    000307 049  0.3+  0.7-  

990318 428  1.2+  0.3+    990430 118  0.6+  0.1+    000307 049  0.4+  0.8-  

990318 118  0.6+  0.1-    990430 118  0.6+  0.2-    000307 049  0.5+  0.8-  

990318 118  0.1-  0.0     990506 402  0.1-  0.3-    000308 349  0.0   0.5+  

990318 118  0.2+  0.2-    990506 402  0.0   0.3-    000308 349  0.1+  0.1+  

990318 046  0.2-  0.2+    990506 402  0.1+  0.4+    000308 349  0.8-  0.8+  

990318 046  0.1-  0.1+    990506 360  0.2-  0.1-    000311 703  0.7-  1.5-  

990318 046  0.0   0.0     990506 360  0.2-  0.4-    000311 703  1.3-  0.9-  

990318 557  0.1-  0.1+    990506 360  0.2-  0.3-    000311 703  0.8-  1.2-  

990318 557  0.0   0.1+    990520 360  0.5-  0.3-    000311 703  0.9-  1.4-  

990318 113  0.3+  0.5-    990520 360  0.8-  0.1-    000311 049  0.8+  0.3-  

990318 113  0.7+  0.3-    990520 360  1.1-  0.6-    000311 049  0.6+  0.3-  

990318 107  0.3-  0.3-    991022 385  0.5-  0.5-    000311 049  0.9+  0.8-  

990318 107  0.0   0.4-    991022 385  0.2-  0.4-    000313 360  0.2+  0.3+  

990319 046  0.4-  0.4-    991022 385  0.8-  0.3+    000313 360  0.3+  0.3+  

990319 046  0.3+  0.4+    991022 385  1.1-  0.6-    000314 355  0.5+  0.4-  

990319 046  0.3-  0.0     991109 402  0.8+  0.1+    000314 355  0.7+  0.1+  

990319 046  0.1-  0.3-    991109 402  0.4+  0.2+    000314 355  0.5+  0.7-  

990319 620  1.1+  0.7+    991109 402  0.8+  0.2-    000325 355  0.0   1.0-  

990319 620  0.5+  0.4-    991116 703  1.8-  0.4-    000325 355  0.8-  0.8-  

990319 620  0.0   0.5-    991116 703  0.6+  0.6+    000325 355  0.2-  0.4-  

990320 958  0.6+  1.1-    991116 703  0.3-  0.3-    000327 900  0.5-  1.9-  

990320 958  0.1+  0.7-    991116 703  1.3-  0.2-    000327 900  0.3-  0.6-  

990320 958  0.2-  1.0-    991116 360  0.7+  0.5+    000330 360  0.3-  0.1-  

990320 958  0.1+  0.1-    991116 360  0.7+  0.4+    000330 360  0.1+  0.0   

990320 860  0.6+  0.3+    991203 897  0.1-  0.3+    000331 170  1.0-  1.5-  

990320 860  0.7+  0.1-    991203 897 (2.3-  0.5-)   000401 903  0.8-  1.4-  

990320 860  0.6+  0.0     991207 360  0.9+  0.3+    000401 903 (1.9-  2.0-) 

990320 860  0.2+  0.7-    991207 360  0.8+  0.3+    000405 170  1.6-  0.7-  

990321 859  0.3-  0.2-    991209 349  0.8+  1.2+    000406 900  0.7+  0.3+  

990321 859  0.3+  0.8+    991209 349  0.3-  0.9-    000406 900  0.9+  0.3-  

990321 859  0.2+  0.6+    991212 355  0.0   0.2+    000406 170 (2.9-  3.0-) 

990322 859  0.6+  0.9-    991212 355  0.5+  0.6+    000423 170 (1.0-  2.2-) 

990322 859  0.3+  0.2-    991212 355  0.3+  0.4-    000424 355  0.0   0.3+  

990322 859  0.4+  0.6-    991215 704  0.7+  0.3+    000424 355  0.4+  0.1-  

990322 897  0.2+  0.1+    991215 704  1.4+  0.6-    000424 355  0.2-  0.5-  

990322 360  0.2-  0.1-    991215 704  0.6+  0.7+    000424 867  0.1-  0.3+  

990322 360  0.1+  0.1-    991222 118  0.6+  0.9+    000424 867  0.2-  0.2+  

990322 360  0.2+  0.1+    991229 402  0.3+  0.3+    000428 360  0.2+  0.1-  

990322 897  0.5+  0.7-    991229 402  0.4-  0.8+    000428 360  0.1+  0.0   

990322 897  0.1+  0.4+    991229 402  0.2+  0.9+    000514 046  0.1+  0.1+  

990322 372  0.8-  0.4+    991230 900  0.0   0.5+    000514 046  0.0   0.3+  

990322 118  0.4+  0.1-    991230 900  0.6-  0.6+    000514 046  0.0   0.4+  

990322 118  0.7+  0.1+    2000/                     000526 152  0.4-  1.1-  

990322 118  0.4+  0.1+    000103 704  0.1+  0.8-    000526 152 (2.4-  0.6-) 

990322 844  0.2+  0.5+    000103 704  0.5+  0.1-    000529 360  0.4-  0.4+  

990323 844  0.5-  0.5+    000103 704  0.3+  0.3+    000529 360  0.1-  0.7+  

990323 844  0.6-  1.4+    000103 704  0.2+  0.3+    000601 152  1.5+  1.5-  

990326 046  0.2+  0.0     000103 900  0.2+  0.4+    2001/                   

990326 046  0.1-  0.1+    000103 900  0.0   0.3+    010130 867  0.3-  0.6+  

990326 046  0.4+  0.3+    000104 360  0.8+  0.3+    010130 867  0.1-  0.4+  

990326 046  0.1-  0.6+    000104 360  0.6+  0.4+    010130 867  0.2+  0.6+  

990327 402  0.1-  0.3-    000104 355  0.9+  0.4-    010218 867  0.0   0.4+  

990327 402  0.4+  0.6-    000104 355  0.7+  0.1-    010218 867  1.0+  0.8+  

990327 402  0.2+  0.9-    000104 355  0.7+  0.1+    010218 867  0.8+  0.2+  

990331 402  0.1-  0.4-    000107 352  1.4-  1.2+    

990331 402  0.2-  0.2-    000107 352  0.9-  1.6+    



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 2001 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2001-03-02 05:18:25(JST).

 





    P/1999 E1 (Li) 

Epoch 1999 Jan. 22.0 TT = JDT 2451200.5  

T 1999 Jan. 31.70703 TT                                 Nakano

q   3.9199669            (2000.0)            P               Q

n   0.01495162     Peri.  329.75851     -0.25802546     -0.77524300

a  16.3183848      Node   127.83275     +0.96596915     -0.21816772

e   0.7597822      Incl.   46.88665     +0.01806853     +0.59279097

P  65.92

From 268 observations 1999 Jan. 22-2000 May 14, mean residual 0".62.



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 2000 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2000-05-22 23:02:40(JST).



    P/1999 E1 (Li) 

Epoch 1999 Jan. 22.0 TT = JDT 2451200.5  

T 1999 Jan. 31.71214 TT                                 Nakano

q   3.9199858            (2000.0)            P               Q

n   0.01495056     Peri.  329.75937     -0.25803657     -0.77523940

a  16.3191570      Node   127.83273     +0.96596601     -0.21818204

e   0.7597924      Incl.   46.88662     +0.01807774     +0.59279041

P  65.92

From 240 observations 1999 Jan. 22-2000 Mar. 14, mean residual 0".61.



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 2000 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2000-03-21 01:37:42(JST).



    P/1999 E1 (Li) 

Epoch 1999 Jan. 22.0 TT = JDT 2451200.5  

T 1999 Jan. 31.71231 TT                                 Nakano

q   3.9199787            (2000.0)            P               Q

n   0.01495343     Peri.  329.75948     -0.25803820     -0.77523821

a  16.3170711      Node   127.83271     +0.96596556     -0.21818354

e   0.7597621      Incl.   46.88670     +0.01807839     +0.59279141

P  65.91

From 217 observations 1999 Jan. 22-2000 Feb. 15, mean residual 0".58.



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 2000 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2000-02-22 01:35:09(JST).



    P/1999 E1 (Li) 

Epoch 1999 Jan. 22.0 TT = JDT 2451200.5  

T 1999 Jan. 31.70427 TT                                 Nakano

q   3.9199300            (2000.0)            P               Q

n   0.01496239     Peri.  329.75836     -0.25802435     -0.77524030

a  16.3105561      Node   127.83269     +0.96596952     -0.21816355

e   0.7596691      Incl.   46.88704     +0.01806433     +0.59279605

P  65.87

From 193 observations 1999 Jan. 22-2000 Jan. 18, mean residual 0".56.



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 2000 OAA/ComputingSection

write mail from CFAD0::NAKANO on 2000-01-25 02:03:41(JST).

 





    P/1999 E1 (Li) 

Epoch 1999 Jan. 22.0 TT = JDT 2451200.5  

T 1999 Jan. 31.71610 TT                                 Nakano

q   3.9199866            (2000.0)            P               Q

n   0.01495442     Peri.  329.76017     -0.25804724     -0.77523503

a  16.3163488      Node   127.83269     +0.96596301     -0.21819486

e   0.7597510      Incl.   46.88671     +0.01808545     +0.59279141

P  65.91

From 167 observations 1999 Jan. 22-Dec. 12, mean residual 0".57.



NAKANO

         **** Don't distribute anyone except personal use only ****

                (C) Copyright 1999 OAA/ComputingSection

write mail from CFAD0::NAKANO on 1999-12-16 02:37:47(JST).



戻ります。