Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.448657E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:44:04+0800
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    1 Object 1

    Name POEM
    AOE ID 52939
    NORAD ID 52939
    Object Type PAYLOAD
    Country
    IN IN
    VS

    2 Object 2

    AOE ID 58355
    NORAD ID 58355
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter POEM STARLINK-30903
    Time of Closest Approach 2026-09-04T22:29:04+0000
    Collision Probability (Pc) 2.448657E-6
    Conjunction Distance (km) 1.738 km
    Relative Speed (km/s) 6.374 km/s
    Conjunction Risk Parameters R (Radial): 1.723 | I (In-track): -0.207 | C (Cross-track): 0.096
    Collision Risk Index (CRI) 0.43
    X Position (km) 4349.425 4348.172
    Position Y (km) 5238.609 5237.44
    Position Z (km) -862.213 -861.927
    Velocity X (km/s) -5.91 -3.912
    Velocity Y (km/s) 4.736 4.085
    Velocity Z (km/s) -0.903 5.114

    Orbital Parameters 国际轨道数据源

    Parameter POEM STARLINK-30903
    Semimajor Axis (a) 6869.325 km 6861.201 km
    Eccentricity (e) 0.002393 0.000181
    Inclination (i) 9.9508° 43.0049°
    RAAN 190.8256° 64.0079°
    Perigee Argument 289.6022° 269.2337°
    Mean Anomaly (M) 70.1611° 90.8308°
    Apogee 507.628 km 484.304 km
    Perigee 474.748 km 481.824 km
    Orbit Epoch 2026-09-04T01:05:18+0000 2026-09-03T21:25:21+0000

    POEM & STARLINK-30903 Collision Probability (Pc) Trend

    POEM & STARLINK-30903 Collision Probability (Pc) TrendNot Available

    POEM & STARLINK-30903 Miss Distance (Miss Distance) Trend

    POEM & STARLINK-30903 Miss Distance (Miss Distance) TrendNot Available

    POEMMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30903Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    POEMCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30903Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with POEM

    No nearby objects data