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287 번 글: [misc] NASA/JPL HORIZONS Web-Interface
글쓴이: 산이 [홈페이지] 글쓴날: 2012년 01월 16일 20:15:33 월(저녁) 조회: 1748
NASA/JPL HORIZONS Web-Interface

http://ssd.jpl.nasa.gov/horizons.cgi

선택항목                출력항목                          대상
Astrometric RA & DEC    R.A._(ICRF/J2000.0),DEC   sun moon // 적경,적위
Local app. sid. time    L_Ap_Sid_Time             sun moon // 지방항성시
Helio eclip. lon & lat  hEcl-Lon,hEcl-Lat          x  moon // 태양중심 황경,황위
Obsrv range & rng rate  delta                     sun moon // 지구~대상 거리
Delta-T (CT - UT)       CT-UT                     sun moon // delta T
Obs eclip. lon & lat    r-ObsEcLon,r-ObsEcLat     sun moon // 지심 시황경,황위

정밀요함
- delta T
- 황도 경사각(e)
- 항성시
- 시황경(L), 시황위(L)

Current Settings

Ephemeris Type [change] :  OBSERVER 
Target Body [change] :  Sun [Sol] [10] 
Observer Location [change] :  user defined ( 126 58'00.8''E, 37 32'58.9''N, 33 m ) 

Time Span [change] :  Start=1992-04-12 00:00, Stop=1992-04-12 10:00, Step=1 m 
Table Settings [change] :  QUANTITIES=1,7,18,20,30,31; time digits=SECONDS;
        angle format=DEG; refraction model=REFRACTED; suppress range-rate=YES;
        extra precision=YES; CSV format=YES 
Display/Output [change] :  download/save (plain text file) 


Ephemeris Type [change] :  OBSERVER 
Target Body [change] :  Moon [Luna] [301] 
Observer Location [change] :  user defined ( 126 58'00.8''E, 37 32'58.9''N, 33 m ) 

Time Span [change] :  Start=1992-04-12 00:00, Stop=1992-04-12 10:00, Step=1 m 
Table Settings [change] :  QUANTITIES=1,7,18,20,30,31; time digits=SECONDS;
        angle format=DEG; refraction model=REFRACTED; suppress range-rate=YES;
        extra precision=YES; CSV format=YES
Display/Output [change] :  download/save (plain text file)

cf1. 10년 단위 비교
2900BC-01-01 00:00 ~ 3000AD-01-01 00:00  // step 10 year == 590 rows

cf2. 1일 단위 비교
3000BC-03-01 00:00 ~ 2999BC-03-01 00:00  // step 1 day == 365 rows
2500BC-01-01 00:00 ~ 2499BC-01-01 00:00  // step 1 day == 365 rows
2000BC-01-01 00:00 ~ 1999BC-01-01 00:00  // step 1 day == 365 rows
1500BC-01-01 00:00 ~ 1499BC-01-01 00:00  // step 1 day == 365 rows
1000BC-01-01 00:00 ~ 0999BC-01-01 00:00  // step 1 day == 365 rows
0500BC-01-01 00:00 ~ 0499BC-01-01 00:00  // step 1 day == 365 rows
0001BC-01-01 00:00 ~ 0001AD-01-01 00:00  // step 1 day == 365 rows
0500AD-01-01 00:00 ~ 0501AD-01-01 00:00  // step 1 day == 365 rows
1000AD-01-01 00:00 ~ 1001AD-01-01 00:00  // step 1 day == 365 rows
1500AD-01-01 00:00 ~ 1501AD-01-01 00:00  // step 1 day == 365 rows
2000AD-01-01 00:00 ~ 2001AD-01-01 00:00  // step 1 day == 365 rows
2500AD-01-01 00:00 ~ 2501AD-01-01 00:00  // step 1 day == 365 rows
2999AD-01-01 00:00 ~ 3000AD-01-01 00:00  // step 1 day == 365 rows

cf3. 4분 단위 비교
3000BC-03-01 00:00 ~ 3000BC-03-02 00:00  // step 4 minutes == 360 rows
2500BC-01-01 00:00 ~ 2500BC-01-02 00:00  // step 4 minutes == 360 rows
2000BC-01-01 00:00 ~ 2000BC-01-02 00:00  // step 4 minutes == 360 rows
1500BC-01-01 00:00 ~ 1500BC-01-02 00:00  // step 4 minutes == 360 rows
1000BC-01-01 00:00 ~ 1000BC-01-02 00:00  // step 4 minutes == 360 rows
0001AD-01-01 00:00 ~ 0001AD-01-02 00:00  // step 4 minutes == 360 rows
0250AD-01-01 00:00 ~ 0250AD-01-02 00:00  // step 4 minutes == 360 rows
0500AD-01-01 00:00 ~ 0500AD-01-02 00:00  // step 4 minutes == 360 rows
0750AD-01-01 00:00 ~ 0750AD-01-02 00:00  // step 4 minutes == 360 rows
1000AD-01-01 00:00 ~ 1000AD-01-02 00:00  // step 4 minutes == 360 rows
1250AD-01-01 00:00 ~ 1250AD-01-02 00:00  // step 4 minutes == 360 rows
1500AD-01-01 00:00 ~ 1500AD-01-02 00:00  // step 4 minutes == 360 rows
1750AD-01-01 00:00 ~ 1750AD-01-02 00:00  // step 4 minutes == 360 rows
1800AD-01-01 00:00 ~ 1800AD-01-02 00:00  // step 4 minutes == 360 rows
1900AD-01-01 00:00 ~ 1900AD-01-02 00:00  // step 4 minutes == 360 rows
2000AD-01-01 00:00 ~ 2000AD-01-02 00:00  // step 4 minutes == 360 rows
2010AD-01-01 00:00 ~ 2010AD-01-02 00:00  // step 4 minutes == 360 rows
2020AD-01-01 00:00 ~ 2020AD-01-02 00:00  // step 4 minutes == 360 rows
2050AD-01-01 00:00 ~ 2050AD-01-02 00:00  // step 4 minutes == 360 rows
2100AD-01-01 00:00 ~ 2100AD-01-02 00:00  // step 4 minutes == 360 rows
2200AD-01-01 00:00 ~ 2200AD-01-02 00:00  // step 4 minutes == 360 rows
2300AD-01-01 00:00 ~ 2300AD-01-02 00:00  // step 4 minutes == 360 rows
2500AD-01-01 00:00 ~ 2500AD-01-02 00:00  // step 4 minutes == 360 rows
3000AD-01-01 00:00 ~ 3000AD-01-02 00:00  // step 4 minutes == 360 rows

EOF

 
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