Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.732377E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:01:52+0800
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    1 Object 1

    AOE ID 53009
    NORAD ID 53009
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62816
    NORAD ID 62816
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4277 STARLINK-32854
    Time of Closest Approach 2026-10-21T22:19:47+0000
    Collision Probability (Pc) 1.732377E-5
    Conjunction Distance (km) 1.091 km
    Relative Speed (km/s) 12.031 km/s
    Conjunction Risk Parameters R (Radial): -1.029 | I (In-track): -0.225 | C (Cross-track): 0.282
    Collision Risk Index (CRI) 0.6
    X Position (km) -5433.6 -5432.575
    Position Y (km) 3837.705 3837.423
    Position Z (km) 1590.84 1590.596
    Velocity X (km/s) -1.566 -3.866
    Velocity Y (km/s) -4.656 -3.033
    Velocity Z (km/s) 5.848 -5.848

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4277 STARLINK-32854
    Semimajor Axis (a) 6840.884 km 6840.808 km
    Eccentricity (e) 0.000117 0.000212
    Inclination (i) 53.1605° 53.1575°
    RAAN 143.5900° 343.4555°
    Perigee Argument 95.4342° 91.8145°
    Mean Anomaly (M) 264.6794° 268.3100°
    Apogee 463.547 km 464.120 km
    Perigee 461.947 km 461.222 km
    Orbit Epoch 2026-10-19T23:21:31+0000 2026-10-20T03:25:02+0000

    STARLINK-4277 & STARLINK-32854 Collision Probability (Pc) Trend

    STARLINK-4277 & STARLINK-32854 Collision Probability (Pc) TrendNot Available

    STARLINK-4277 & STARLINK-32854 Miss Distance (Miss Distance) Trend

    STARLINK-4277 & STARLINK-32854 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4277Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32854Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4277Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32854Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4277

    No nearby objects data