Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.693144E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:37:25+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52612
    NORAD ID 52612
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53845
    NORAD ID 53845
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4002 STARLINK-4753
    Time of Closest Approach 2026-10-22T11:21:27+0000
    Collision Probability (Pc) 2.693144E-6
    Conjunction Distance (km) 1.395 km
    Relative Speed (km/s) 2.56 km/s
    Conjunction Risk Parameters R (Radial): 0.295 | I (In-track): 1.344 | C (Cross-track): -0.227
    Collision Risk Index (CRI) 0.44
    X Position (km) -1560.802 -1559.606
    Position Y (km) -3862.321 -3862.999
    Position Z (km) -5433.343 -5433.577
    Velocity X (km/s) 6.589 7.349
    Velocity Y (km/s) -3.756 -1.872
    Velocity Z (km/s) 0.778 -0.779

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4002 STARLINK-4753
    Semimajor Axis (a) 6840.867 km 6839.908 km
    Eccentricity (e) 0.000125 0.000200
    Inclination (i) 53.1600° 53.1624°
    RAAN 336.8060° 359.4832°
    Perigee Argument 90.7002° 75.0163°
    Mean Anomaly (M) 269.4143° 285.1062°
    Apogee 463.584 km 463.141 km
    Perigee 461.876 km 460.401 km
    Orbit Epoch 2026-10-20T03:26:23+0000 2026-10-20T11:19:34+0000

    STARLINK-4002 & STARLINK-4753 Collision Probability (Pc) Trend

    STARLINK-4002 & STARLINK-4753 Collision Probability (Pc) TrendNot Available

    STARLINK-4002 & STARLINK-4753 Miss Distance (Miss Distance) Trend

    STARLINK-4002 & STARLINK-4753 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4002Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4753Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4002Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4753Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4002

    No nearby objects data