Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.308637E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:37:27+0800
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    1 Object 1

    AOE ID 53674
    NORAD ID 53674
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66437
    NORAD ID 66437
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4620 STARLINK-35474
    Time of Closest Approach 2026-10-21T09:07:12+0000
    Collision Probability (Pc) 5.308637E-6
    Conjunction Distance (km) 1.518 km
    Relative Speed (km/s) 11.085 km/s
    Conjunction Risk Parameters R (Radial): 1.516 | I (In-track): 0.05 | C (Cross-track): 0.053
    Collision Risk Index (CRI) 0.49
    X Position (km) -4747.842 -4746.815
    Position Y (km) 1721.361 1721.034
    Position Z (km) 4637.004 4635.936
    Velocity X (km/s) 5.231 -2.016
    Velocity Y (km/s) -0.501 -7.327
    Velocity Z (km/s) 5.527 0.654

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4620 STARLINK-35474
    Semimajor Axis (a) 6861.724 km 6861.168 km
    Eccentricity (e) 0.000216 0.000060
    Inclination (i) 97.2821° 43.0002°
    RAAN 164.6531° 94.7746°
    Perigee Argument 72.2417° 242.4351°
    Mean Anomaly (M) 47.4889° 117.6440°
    Apogee 485.068 km 483.442 km
    Perigee 482.106 km 482.620 km
    Orbit Epoch 2026-10-19T04:00:02+0000 2026-10-18T17:59:25+0000

    STARLINK-4620 & STARLINK-35474 Collision Probability (Pc) Trend

    STARLINK-4620 & STARLINK-35474 Collision Probability (Pc) TrendNot Available

    STARLINK-4620 & STARLINK-35474 Miss Distance (Miss Distance) Trend

    STARLINK-4620 & STARLINK-35474 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4620Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35474Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4620Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35474Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4620

    No nearby objects data