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IAU 390 · THA

November theta Aurigids

Measurements from the IAU Meteor Data Center. Each parameter set describes an observation campaign; values and proposed parent bodies may differ between sets.

An activity peak is expressed as solar longitude, not a guaranteed calendar date or observing forecast. Radiant coordinates and orbital elements are reported as supplied by the source. Missing values are not reported; these data do not predict an hourly meteor rate.

2 parameter sets returned for this shower. List-page filters do not hide sets here.

Parameter set 0

MDC status code
1
MDC status
single established shower, group
Activity
annual
Shower group
00000
Peak solar longitude
237 °
Radiant right ascension
89 °
Radiant declination
34.7 °
Right ascension drift
1.49 °/day
Declination drift
0.14 °/day
Geocentric speed
33.8 km/s
Semimajor axis
1.13 AU
Perihelion distance
0.116 AU
Eccentricity
0.897
Argument of perihelion
330.07 °
Ascending node
237 °
Inclination
27.8 °
Observed members
1,180
Technique
R
Submitted on
SD
Reported parent body
Not reported

Reference: 1) Brown et al., 2010

Source: IAU Meteor Data Center (Jenniskens et al. 2020; Hajdukova & Rudawska)

Parameter set 1

MDC status code
1
MDC status
single established shower, group
Activity
annual
Shower group
00000
Peak solar longitude
244 °
Radiant right ascension
95.7 °
Radiant declination
34.7 °
Right ascension drift
1.19 °/day
Declination drift
-0.04 °/day
Geocentric speed
32.5 km/s
Semimajor axis
1.12 AU
Perihelion distance
0.142 AU
Eccentricity
0.879
Argument of perihelion
327.5 °
Ascending node
243.6 °
Inclination
24.9 °
Observed members
82
Technique
T
Submitted on
SD
Reported parent body
Not reported

Reference: 2) Jenniskens et al., 2016, Icarus, 266, 331

Source: IAU Meteor Data Center (Jenniskens et al. 2020; Hajdukova & Rudawska)