Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.861999E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:39:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53419
    NORAD ID 53419
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64497
    NORAD ID 64497
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4476 STARLINK-34363
    Time of Closest Approach 2026-10-21T05:21:11+0000
    Collision Probability (Pc) 1.861999E-4
    Conjunction Distance (km) 0.332 km
    Relative Speed (km/s) 2.35 km/s
    Conjunction Risk Parameters R (Radial): 0.211 | I (In-track): -0.253 | C (Cross-track): 0.038
    Collision Risk Index (CRI) 0.8
    X Position (km) -1861.224 -1861.51
    Position Y (km) -3707.424 -3707.425
    Position Z (km) 5429.549 5429.714
    Velocity X (km/s) 7.165 6.327
    Velocity Y (km/s) -2.551 -4.221
    Velocity Z (km/s) 0.712 -0.712

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4476 STARLINK-34363
    Semimajor Axis (a) 6840.876 km 6840.799 km
    Eccentricity (e) 0.000131 0.000088
    Inclination (i) 53.1574° 53.1557°
    RAAN 174.2447° 152.7107°
    Perigee Argument 96.6915° 166.2608°
    Mean Anomaly (M) 263.4236° 193.8418°
    Apogee 463.636 km 463.267 km
    Perigee 461.842 km 462.057 km
    Orbit Epoch 2026-10-19T02:58:03+0000 2026-10-18T23:47:10+0000

    STARLINK-4476 & STARLINK-34363 Collision Probability (Pc) Trend

    STARLINK-4476 & STARLINK-34363 Collision Probability (Pc) TrendNot Available

    STARLINK-4476 & STARLINK-34363 Miss Distance (Miss Distance) Trend

    STARLINK-4476 & STARLINK-34363 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4476Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34363Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4476Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34363Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4476

    No nearby objects data