Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.025605E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:57:33+0800
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    1 Object 1

    AOE ID 54091
    NORAD ID 54091
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64445
    NORAD ID 64445
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5221 STARLINK-34398
    Time of Closest Approach 2026-10-27T14:46:06+0000
    Collision Probability (Pc) 1.025605E-6
    Conjunction Distance (km) 2.815 km
    Relative Speed (km/s) 8.044 km/s
    Conjunction Risk Parameters R (Radial): -2.794 | I (In-track): 0.288 | C (Cross-track): 0.178
    Collision Risk Index (CRI) 0.35
    X Position (km) 3552.423 3553.645
    Position Y (km) -3273.277 -3274.863
    Position Z (km) -4847.404 -4849.383
    Velocity X (km/s) 6.486 2.297
    Velocity Y (km/s) 2.835 6.694
    Velocity Z (km/s) 2.841 -2.839

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5221 STARLINK-34398
    Semimajor Axis (a) 6837.910 km 6840.838 km
    Eccentricity (e) 0.000123 0.000115
    Inclination (i) 53.1626° 53.1561°
    RAAN 8.2095° 92.7006°
    Perigee Argument 117.2228° 63.7625°
    Mean Anomaly (M) 242.8901° 296.3496°
    Apogee 460.612 km 463.491 km
    Perigee 458.934 km 461.911 km
    Orbit Epoch 2026-10-27T04:06:12+0000 2026-10-26T17:23:42+0000

    STARLINK-5221 & STARLINK-34398 Collision Probability (Pc) Trend

    STARLINK-5221 & STARLINK-34398 Collision Probability (Pc) TrendNot Available

    STARLINK-5221 & STARLINK-34398 Miss Distance (Miss Distance) Trend

    STARLINK-5221 & STARLINK-34398 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34398Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5221Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34398Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5221

    No nearby objects data