IAU 152 · NOC
Northern Daytime omega Cetids
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.
3 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
- 1968/69
- Shower group
- 00000
- Peak solar longitude
- 47.8 °
- Radiant right ascension
- 2.3 °
- Radiant declination
- 17.8 °
- Right ascension drift
- Not reported
- Declination drift
- Not reported
- Geocentric speed
- 33 km/s
- Semimajor axis
- 0.967 AU
- Perihelion distance
- 0.108 AU
- Eccentricity
- Not reported
- Argument of perihelion
- 25.6 °
- Ascending node
- 47.8 °
- Inclination
- 42 °
- Observed members
- 16
- Technique
- R
- Submitted on
- SD
- Reported parent body
- C/2003 Q1 (SOHO)?
Reference: 1) Sekanina, 1976
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
- 1961
- Shower group
- 00000
- Peak solar longitude
- 64.4 °
- Radiant right ascension
- 37.7 °
- Radiant declination
- 20 °
- Right ascension drift
- 1.7 °/day
- Declination drift
- Not reported
- Geocentric speed
- 38.8 km/s
- Semimajor axis
- 2.44 AU
- Perihelion distance
- Not reported
- Eccentricity
- 0.93
- Argument of perihelion
- 42.6 °
- Ascending node
- 64.4 °
- Inclination
- 10.2 °
- Observed members
- 10
- Technique
- R
- Submitted on
- SD
- Reported parent body
- Not reported
Reference: 2) Nilsson, 1964 (Tab. 6, Gr. 61.5.3)
Source: IAU Meteor Data Center (Jenniskens et al. 2020; Hajdukova & Rudawska)
Parameter set 2
- MDC status code
- 1
- MDC status
- single established shower, group
- Activity
- 2002/06
- Shower group
- 00000
- Peak solar longitude
- 45.5 °
- Radiant right ascension
- 9 °
- Radiant declination
- 17.3 °
- Right ascension drift
- 0.95 °/day
- Declination drift
- 0.36 °/day
- Geocentric speed
- 36.8 km/s
- Semimajor axis
- 1.58 AU
- Perihelion distance
- 0.118 AU
- Eccentricity
- 0.9256
- Argument of perihelion
- 33.1 °
- Ascending node
- 45.1 °
- Inclination
- 34.2 °
- Observed members
- 1,256
- Technique
- R
- Submitted on
- SD
- Reported parent body
- C/2003 Q1 (SOHO)?
Reference: 3) Brown et al., 2008
Source: IAU Meteor Data Center (Jenniskens et al. 2020; Hajdukova & Rudawska)