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IAU 202 · ZCA

Daytime zeta Cancrids

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
147 °
Radiant right ascension
119.7 °
Radiant declination
19 °
Right ascension drift
Not reported
Declination drift
Not reported
Geocentric speed
43.8 km/s
Semimajor axis
5 AU
Perihelion distance
0.05 AU
Eccentricity
Not reported
Argument of perihelion
206.5 °
Ascending node
326.9 °
Inclination
21.1 °
Observed members
3
Technique
R
Submitted on
SD
Reported parent body
Not reported

Reference: 1) Nilsson, 1964

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
2002/08
Shower group
00000
Peak solar longitude
160 °
Radiant right ascension
136.1 °
Radiant declination
11.7 °
Right ascension drift
0.92 °/day
Declination drift
-0.18 °/day
Geocentric speed
42.1 km/s
Semimajor axis
4.64 AU
Perihelion distance
0.0883 AU
Eccentricity
0.981
Argument of perihelion
212.57 °
Ascending node
340 °
Inclination
16.6 °
Observed members
949
Technique
R
Submitted on
SD
Reported parent body
Not reported

Reference: 2) Brown et al., 2010

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