Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.734003E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-03T20:56:58+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 1577
    NORAD ID 1577
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 5715
    NORAD ID 5715
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter PORCUPINE 2 THOR ABLESTAR DEB
    Time of Closest Approach 2026-11-04T10:14:46+0000
    Collision Probability (Pc) 2.734003E-5
    Conjunction Distance (km) 0.92 km
    Relative Speed (km/s) 10.002 km/s
    Conjunction Risk Parameters R (Radial): 0.917 | I (In-track): 0.06 | C (Cross-track): -0.056
    Collision Risk Index (CRI) 0.64
    X Position (km) -2503.38 -2503.612
    Position Y (km) -1594.837 -1595.051
    Position Z (km) 6823.499 6824.364
    Velocity X (km/s) 5.674 4.258
    Velocity Y (km/s) 3.632 -5.913
    Velocity Z (km/s) 2.923 0.291

    Orbital Parameters 国际轨道数据源

    Parameter PORCUPINE 2 THOR ABLESTAR DEB
    Semimajor Axis (a) 7501.317 km 7397.395 km
    Eccentricity (e) 0.007171 0.015662
    Inclination (i) 90.0433° 66.5616°
    RAAN 212.5927° 132.5969°
    Perigee Argument 72.8490° 332.3907°
    Mean Anomaly (M) 349.2605° 176.6719°
    Apogee 1176.976 km 1135.117 km
    Perigee 1069.384 km 903.399 km
    Orbit Epoch 2026-11-02T18:41:17+0000 2026-11-01T22:44:34+0000

    PORCUPINE 2 & THOR ABLESTAR DEB Collision Probability (Pc) Trend

    PORCUPINE 2 & THOR ABLESTAR DEB Collision Probability (Pc) TrendNot Available

    PORCUPINE 2 & THOR ABLESTAR DEB Miss Distance (Miss Distance) Trend

    PORCUPINE 2 & THOR ABLESTAR DEB Miss Distance (Miss Distance) TrendNot Available

    PORCUPINE 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    THOR ABLESTAR DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PORCUPINE 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    THOR ABLESTAR DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PORCUPINE 2

    No nearby objects data