Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.465953E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T01:44:02+0800
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    1 Object 1

    AOE ID 37181
    NORAD ID 37181
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 52663
    NORAD ID 52663
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-4037
    Time of Closest Approach 2026-10-21T16:03:08+0000
    Collision Probability (Pc) 1.465953E-6
    Conjunction Distance (km) 2.721 km
    Relative Speed (km/s) 13.799 km/s
    Conjunction Risk Parameters R (Radial): 0.329 | I (In-track): -1.161 | C (Cross-track): 2.438
    Collision Risk Index (CRI) 0.38
    X Position (km) 4167.935 4168.306
    Position Y (km) -1959.068 -1961.625
    Position Z (km) 5048.175 5047.322
    Velocity X (km/s) -5.672 5.228
    Velocity Y (km/s) 0.967 5.051
    Velocity Z (km/s) 5.063 -2.348

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-4037
    Semimajor Axis (a) 6885.907 km 6840.878 km
    Eccentricity (e) 0.007210 0.000131
    Inclination (i) 97.7699° 53.1609°
    RAAN 340.7817° 221.6896°
    Perigee Argument 44.0571° 92.3974°
    Mean Anomaly (M) 316.6377° 267.7179°
    Apogee 557.419 km 463.638 km
    Perigee 458.121 km 461.844 km
    Orbit Epoch 2026-10-19T02:12:03+0000 2026-10-19T04:09:36+0000

    CZ-4B R/B & STARLINK-4037 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-4037 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-4037 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-4037 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4037Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4037Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data