Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.429852E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T05:47:11+0800
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    1 Object 1

    AOE ID 2674
    NORAD ID 2674
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 55300
    NORAD ID 55300
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter DIADEME 1 STARLINK-5308
    Time of Closest Approach 2026-10-30T23:34:20+0000
    Collision Probability (Pc) 1.429852E-6
    Conjunction Distance (km) 2.581 km
    Relative Speed (km/s) 11.471 km/s
    Conjunction Risk Parameters R (Radial): -2.028 | I (In-track): -1.065 | C (Cross-track): 1.188
    Collision Risk Index (CRI) 0.38
    X Position (km) 4774.114 4771.583
    Position Y (km) -3952.462 -3952.343
    Position Z (km) 3148.455 3147.963
    Velocity X (km/s) 2.724 4.299
    Velocity Y (km/s) 6.244 0.212
    Velocity Z (km/s) 3.395 -6.233

    Orbital Parameters 国际轨道数据源

    Parameter DIADEME 1 STARLINK-5308
    Semimajor Axis (a) 7021.748 km 6950.178 km
    Eccentricity (e) 0.020191 0.000301
    Inclination (i) 39.9165° 69.9989°
    RAAN 285.9709° 152.7826°
    Perigee Argument 104.7202° 275.8918°
    Mean Anomaly (M) 257.6051° 84.1897°
    Apogee 785.388 km 574.136 km
    Perigee 501.834 km 569.946 km
    Orbit Epoch 2026-10-30T10:22:30+0000 2026-10-30T06:52:40+0000

    DIADEME 1 & STARLINK-5308 Collision Probability (Pc) Trend

    DIADEME 1 & STARLINK-5308 Collision Probability (Pc) TrendNot Available

    DIADEME 1 & STARLINK-5308 Miss Distance (Miss Distance) Trend

    DIADEME 1 & STARLINK-5308 Miss Distance (Miss Distance) TrendNot Available

    DIADEME 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5308Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DIADEME 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5308Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DIADEME 1

    No nearby objects data